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Finding the Fourth Proportional to 62,407,855.20, 93,485,811.60 and 62,407,855.20

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Solution

The fourth proportional to 62,407,855.20, 93,485,811.60 and 62,407,855.20 is: 93,485,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,407,855.20 : 93,485,811.60 = 62,407,855.20 : x
  2. Step 2: Convert to fraction form
    62,407,855.20/93,485,811.60 = 62,407,855.20/x
  3. Step 3: Cross multiply
    62,407,855.20x = 93,485,811.60 × 62,407,855.20
  4. Step 4: Simplify right side
    62,407,855.20x = 5,834,248,993,587,280
  5. Step 5: Solve for x
    x = 5,834,248,993,587,280/62,407,855.20
  6. Step 6: Final answer
    x = 93,485,811.60

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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.