Home / 43,315,786.32-59,753,424.60-29,372,425.68

Finding the Fourth Proportional to 43,315,786.32, 59,753,424.60 and 29,372,425.68

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Solution

The fourth proportional to 43,315,786.32, 59,753,424.60 and 29,372,425.68 is: 40,518,784.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,315,786.32 : 59,753,424.60 = 29,372,425.68 : x
  2. Step 2: Convert to fraction form
    43,315,786.32/59,753,424.60 = 29,372,425.68/x
  3. Step 3: Cross multiply
    43,315,786.32x = 59,753,424.60 × 29,372,425.68
  4. Step 4: Simplify right side
    43,315,786.32x = 1,755,103,023,188,983.75
  5. Step 5: Solve for x
    x = 1,755,103,023,188,983.75/43,315,786.32
  6. Step 6: Final answer
    x = 40,518,784.77

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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.