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Finding the Fourth Proportional to 62,381,921.60, 93,404,920.80 and 62,381,921.60

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Solution

The fourth proportional to 62,381,921.60, 93,404,920.80 and 62,381,921.60 is: 93,404,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,381,921.60 : 93,404,920.80 = 62,381,921.60 : x
  2. Step 2: Convert to fraction form
    62,381,921.60/93,404,920.80 = 62,381,921.60/x
  3. Step 3: Cross multiply
    62,381,921.60x = 93,404,920.80 × 62,381,921.60
  4. Step 4: Simplify right side
    62,381,921.60x = 5,826,778,446,399,809
  5. Step 5: Solve for x
    x = 5,826,778,446,399,809/62,381,921.60
  6. Step 6: Final answer
    x = 93,404,920.80

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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.