Home / 7,260,408.40-10,890,612.60-2,999,160.40

Finding the Fourth Proportional to 7,260,408.40, 10,890,612.60 and 2,999,160.40

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Solution

The fourth proportional to 7,260,408.40, 10,890,612.60 and 2,999,160.40 is: 4,498,740.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,408.40 : 10,890,612.60 = 2,999,160.40 : x
  2. Step 2: Convert to fraction form
    7,260,408.40/10,890,612.60 = 2,999,160.40/x
  3. Step 3: Cross multiply
    7,260,408.40x = 10,890,612.60 × 2,999,160.40
  4. Step 4: Simplify right side
    7,260,408.40x = 32,662,694,041,661.04
  5. Step 5: Solve for x
    x = 32,662,694,041,661.04/7,260,408.40
  6. Step 6: Final answer
    x = 4,498,740.60

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Double scale
Find fourth proportional to 7,260,409.40, 10,890,614.10 and 2,999,161.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.