Home / 7,260,043.60-10,890,065.40-6,126,302.80

Finding the Fourth Proportional to 7,260,043.60, 10,890,065.40 and 6,126,302.80

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Solution

The fourth proportional to 7,260,043.60, 10,890,065.40 and 6,126,302.80 is: 9,189,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,043.60 : 10,890,065.40 = 6,126,302.80 : x
  2. Step 2: Convert to fraction form
    7,260,043.60/10,890,065.40 = 6,126,302.80/x
  3. Step 3: Cross multiply
    7,260,043.60x = 10,890,065.40 × 6,126,302.80
  4. Step 4: Simplify right side
    7,260,043.60x = 66,715,838,152,203.12
  5. Step 5: Solve for x
    x = 66,715,838,152,203.12/7,260,043.60
  6. Step 6: Final answer
    x = 9,189,454.20

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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.