Home / 87,613,336.08-120,943,633.14-54,589,901.16

Finding the Fourth Proportional to 87,613,336.08, 120,943,633.14 and 54,589,901.16

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Solution

The fourth proportional to 87,613,336.08, 120,943,633.14 and 54,589,901.16 is: 75,357,260.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,613,336.08 : 120,943,633.14 = 54,589,901.16 : x
  2. Step 2: Convert to fraction form
    87,613,336.08/120,943,633.14 = 54,589,901.16/x
  3. Step 3: Cross multiply
    87,613,336.08x = 120,943,633.14 × 54,589,901.16
  4. Step 4: Simplify right side
    87,613,336.08x = 6,602,300,979,043,900
  5. Step 5: Solve for x
    x = 6,602,300,979,043,900/87,613,336.08
  6. Step 6: Final answer
    x = 75,357,260.37

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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.