Home / 89,940,425.18-124,118,642.45-52,771,337.84

Finding the Fourth Proportional to 89,940,425.18, 124,118,642.45 and 52,771,337.84

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Solution

The fourth proportional to 89,940,425.18, 124,118,642.45 and 52,771,337.84 is: 72,824,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,940,425.18 : 124,118,642.45 = 52,771,337.84 : x
  2. Step 2: Convert to fraction form
    89,940,425.18/124,118,642.45 = 52,771,337.84/x
  3. Step 3: Cross multiply
    89,940,425.18x = 124,118,642.45 × 52,771,337.84
  4. Step 4: Simplify right side
    89,940,425.18x = 6,549,906,813,017,555
  5. Step 5: Solve for x
    x = 6,549,906,813,017,555/89,940,425.18
  6. Step 6: Final answer
    x = 72,824,948.29

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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.