Home / 9,777,757.50-13,495,785.78-6,681,534.12

Finding the Fourth Proportional to 9,777,757.50, 13,495,785.78 and 6,681,534.12

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Solution

The fourth proportional to 9,777,757.50, 13,495,785.78 and 6,681,534.12 is: 9,222,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777,757.50 : 13,495,785.78 = 6,681,534.12 : x
  2. Step 2: Convert to fraction form
    9,777,757.50/13,495,785.78 = 6,681,534.12/x
  3. Step 3: Cross multiply
    9,777,757.50x = 13,495,785.78 × 6,681,534.12
  4. Step 4: Simplify right side
    9,777,757.50x = 90,172,553,165,280.81
  5. Step 5: Solve for x
    x = 90,172,553,165,280.81/9,777,757.50
  6. Step 6: Final answer
    x = 9,222,212.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.