Home / 42,563,232.92-63,853,816-13,807,123.16

Finding the Fourth Proportional to 42,563,232.92, 63,853,816 and 13,807,123.16

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Solution

The fourth proportional to 42,563,232.92, 63,853,816 and 13,807,123.16 is: 20,713,593.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,563,232.92 : 63,853,816 = 13,807,123.16 : x
  2. Step 2: Convert to fraction form
    42,563,232.92/63,853,816 = 13,807,123.16/x
  3. Step 3: Cross multiply
    42,563,232.92x = 63,853,816 × 13,807,123.16
  4. Step 4: Simplify right side
    42,563,232.92x = 881,637,501,747,978.62
  5. Step 5: Solve for x
    x = 881,637,501,747,978.62/42,563,232.92
  6. Step 6: Final answer
    x = 20,713,593.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.