Home / 48,391,744.60-72,587,616.90-47,272,000.60

Finding the Fourth Proportional to 48,391,744.60, 72,587,616.90 and 47,272,000.60

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Solution

The fourth proportional to 48,391,744.60, 72,587,616.90 and 47,272,000.60 is: 70,908,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,391,744.60 : 72,587,616.90 = 47,272,000.60 : x
  2. Step 2: Convert to fraction form
    48,391,744.60/72,587,616.90 = 47,272,000.60/x
  3. Step 3: Cross multiply
    48,391,744.60x = 72,587,616.90 × 47,272,000.60
  4. Step 4: Simplify right side
    48,391,744.60x = 3,431,361,869,649,370.50
  5. Step 5: Solve for x
    x = 3,431,361,869,649,370.50/48,391,744.60
  6. Step 6: Final answer
    x = 70,908,000.90

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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.