Home / 7,702,169.60-11,548,880.40-2,910,015.20

Finding the Fourth Proportional to 7,702,169.60, 11,548,880.40 and 2,910,015.20

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Solution

The fourth proportional to 7,702,169.60, 11,548,880.40 and 2,910,015.20 is: 4,363,370.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,702,169.60 : 11,548,880.40 = 2,910,015.20 : x
  2. Step 2: Convert to fraction form
    7,702,169.60/11,548,880.40 = 2,910,015.20/x
  3. Step 3: Cross multiply
    7,702,169.60x = 11,548,880.40 × 2,910,015.20
  4. Step 4: Simplify right side
    7,702,169.60x = 33,607,417,506,982.08
  5. Step 5: Solve for x
    x = 33,607,417,506,982.08/7,702,169.60
  6. Step 6: Final answer
    x = 4,363,370.23

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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.