Home / 42,352,130.62-63,497,224.40-13,581,889.66

Finding the Fourth Proportional to 42,352,130.62, 63,497,224.40 and 13,581,889.66

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Solution

The fourth proportional to 42,352,130.62, 63,497,224.40 and 13,581,889.66 is: 20,362,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,352,130.62 : 63,497,224.40 = 13,581,889.66 : x
  2. Step 2: Convert to fraction form
    42,352,130.62/63,497,224.40 = 13,581,889.66/x
  3. Step 3: Cross multiply
    42,352,130.62x = 63,497,224.40 × 13,581,889.66
  4. Step 4: Simplify right side
    42,352,130.62x = 862,412,295,517,059.75
  5. Step 5: Solve for x
    x = 862,412,295,517,059.75/42,352,130.62
  6. Step 6: Final answer
    x = 20,362,902.24

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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.