Home / 52,753,276.80-79,129,915.20-39,820,233.60

Finding the Fourth Proportional to 52,753,276.80, 79,129,915.20 and 39,820,233.60

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Solution

The fourth proportional to 52,753,276.80, 79,129,915.20 and 39,820,233.60 is: 59,730,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,753,276.80 : 79,129,915.20 = 39,820,233.60 : x
  2. Step 2: Convert to fraction form
    52,753,276.80/79,129,915.20 = 39,820,233.60/x
  3. Step 3: Cross multiply
    52,753,276.80x = 79,129,915.20 × 39,820,233.60
  4. Step 4: Simplify right side
    52,753,276.80x = 3,150,971,708,012,191
  5. Step 5: Solve for x
    x = 3,150,971,708,012,191/52,753,276.80
  6. Step 6: Final answer
    x = 59,730,350.40

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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.