Home / 9,516,028.43-13,132,132.52-5,165,115.63

Finding the Fourth Proportional to 9,516,028.43, 13,132,132.52 and 5,165,115.63

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Solution

The fourth proportional to 9,516,028.43, 13,132,132.52 and 5,165,115.63 is: 7,127,866.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516,028.43 : 13,132,132.52 = 5,165,115.63 : x
  2. Step 2: Convert to fraction form
    9,516,028.43/13,132,132.52 = 5,165,115.63/x
  3. Step 3: Cross multiply
    9,516,028.43x = 13,132,132.52 × 5,165,115.63
  4. Step 4: Simplify right side
    9,516,028.43x = 67,828,982,908,457.71
  5. Step 5: Solve for x
    x = 67,828,982,908,457.71/9,516,028.43
  6. Step 6: Final answer
    x = 7,127,866.78

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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.