Home / 36,290,363.60-54,435,545.40-20,984,862.80

Finding the Fourth Proportional to 36,290,363.60, 54,435,545.40 and 20,984,862.80

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Solution

The fourth proportional to 36,290,363.60, 54,435,545.40 and 20,984,862.80 is: 31,477,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,290,363.60 : 54,435,545.40 = 20,984,862.80 : x
  2. Step 2: Convert to fraction form
    36,290,363.60/54,435,545.40 = 20,984,862.80/x
  3. Step 3: Cross multiply
    36,290,363.60x = 54,435,545.40 × 20,984,862.80
  4. Step 4: Simplify right side
    36,290,363.60x = 1,142,322,451,662,171.25
  5. Step 5: Solve for x
    x = 1,142,322,451,662,171.25/36,290,363.60
  6. Step 6: Final answer
    x = 31,477,294.20

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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.