Home / 62,218,879.20-93,328,318.80-39,516,069.60

Finding the Fourth Proportional to 62,218,879.20, 93,328,318.80 and 39,516,069.60

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Solution

The fourth proportional to 62,218,879.20, 93,328,318.80 and 39,516,069.60 is: 59,274,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,218,879.20 : 93,328,318.80 = 39,516,069.60 : x
  2. Step 2: Convert to fraction form
    62,218,879.20/93,328,318.80 = 39,516,069.60/x
  3. Step 3: Cross multiply
    62,218,879.20x = 93,328,318.80 × 39,516,069.60
  4. Step 4: Simplify right side
    62,218,879.20x = 3,687,968,341,351,788.50
  5. Step 5: Solve for x
    x = 3,687,968,341,351,788.50/62,218,879.20
  6. Step 6: Final answer
    x = 59,274,104.40

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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.