Home / 58,005,684-80,046,245.28-31,900,201.20

Finding the Fourth Proportional to 58,005,684, 80,046,245.28 and 31,900,201.20

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Solution

The fourth proportional to 58,005,684, 80,046,245.28 and 31,900,201.20 is: 44,021,398.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,005,684 : 80,046,245.28 = 31,900,201.20 : x
  2. Step 2: Convert to fraction form
    58,005,684/80,046,245.28 = 31,900,201.20/x
  3. Step 3: Cross multiply
    58,005,684x = 80,046,245.28 × 31,900,201.20
  4. Step 4: Simplify right side
    58,005,684x = 2,553,491,329,736,550.50
  5. Step 5: Solve for x
    x = 2,553,491,329,736,550.50/58,005,684
  6. Step 6: Final answer
    x = 44,021,398.48

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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.