Home / 51,996,780.92-71,754,678.66-28,791,408.44

Finding the Fourth Proportional to 51,996,780.92, 71,754,678.66 and 28,791,408.44

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Solution

The fourth proportional to 51,996,780.92, 71,754,678.66 and 28,791,408.44 is: 39,731,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,996,780.92 : 71,754,678.66 = 28,791,408.44 : x
  2. Step 2: Convert to fraction form
    51,996,780.92/71,754,678.66 = 28,791,408.44/x
  3. Step 3: Cross multiply
    51,996,780.92x = 71,754,678.66 × 28,791,408.44
  4. Step 4: Simplify right side
    51,996,780.92x = 2,065,918,260,781,012
  5. Step 5: Solve for x
    x = 2,065,918,260,781,012/51,996,780.92
  6. Step 6: Final answer
    x = 39,731,656.93

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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.