Home / 42,354,791.52-63,526,188.96-13,597,140.48

Finding the Fourth Proportional to 42,354,791.52, 63,526,188.96 and 13,597,140.48

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Solution

The fourth proportional to 42,354,791.52, 63,526,188.96 and 13,597,140.48 is: 20,393,785.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,354,791.52 : 63,526,188.96 = 13,597,140.48 : x
  2. Step 2: Convert to fraction form
    42,354,791.52/63,526,188.96 = 13,597,140.48/x
  3. Step 3: Cross multiply
    42,354,791.52x = 63,526,188.96 × 13,597,140.48
  4. Step 4: Simplify right side
    42,354,791.52x = 863,774,515,448,145.12
  5. Step 5: Solve for x
    x = 863,774,515,448,145.12/42,354,791.52
  6. Step 6: Final answer
    x = 20,393,785.08

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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.