Home / 42,526,534.40-63,799,132.80-13,773,996.80

Finding the Fourth Proportional to 42,526,534.40, 63,799,132.80 and 13,773,996.80

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Solution

The fourth proportional to 42,526,534.40, 63,799,132.80 and 13,773,996.80 is: 20,664,017.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,526,534.40 : 63,799,132.80 = 13,773,996.80 : x
  2. Step 2: Convert to fraction form
    42,526,534.40/63,799,132.80 = 13,773,996.80/x
  3. Step 3: Cross multiply
    42,526,534.40x = 63,799,132.80 × 13,773,996.80
  4. Step 4: Simplify right side
    42,526,534.40x = 878,769,051,029,975
  5. Step 5: Solve for x
    x = 878,769,051,029,975/42,526,534.40
  6. Step 6: Final answer
    x = 20,664,017.50

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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.