Home / 51,657,079.60-71,287,251.96-28,452,291.76

Finding the Fourth Proportional to 51,657,079.60, 71,287,251.96 and 28,452,291.76

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Solution

The fourth proportional to 51,657,079.60, 71,287,251.96 and 28,452,291.76 is: 39,264,428.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,657,079.60 : 71,287,251.96 = 28,452,291.76 : x
  2. Step 2: Convert to fraction form
    51,657,079.60/71,287,251.96 = 28,452,291.76/x
  3. Step 3: Cross multiply
    51,657,079.60x = 71,287,251.96 × 28,452,291.76
  4. Step 4: Simplify right side
    51,657,079.60x = 2,028,285,691,534,551.75
  5. Step 5: Solve for x
    x = 2,028,285,691,534,551.75/51,657,079.60
  6. Step 6: Final answer
    x = 39,264,428.17

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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.