Home / 48,270,938.20-72,406,407.30-38,705,000.20

Finding the Fourth Proportional to 48,270,938.20, 72,406,407.30 and 38,705,000.20

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Solution

The fourth proportional to 48,270,938.20, 72,406,407.30 and 38,705,000.20 is: 58,057,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,270,938.20 : 72,406,407.30 = 38,705,000.20 : x
  2. Step 2: Convert to fraction form
    48,270,938.20/72,406,407.30 = 38,705,000.20/x
  3. Step 3: Cross multiply
    48,270,938.20x = 72,406,407.30 × 38,705,000.20
  4. Step 4: Simplify right side
    48,270,938.20x = 2,802,490,009,027,781.50
  5. Step 5: Solve for x
    x = 2,802,490,009,027,781.50/48,270,938.20
  6. Step 6: Final answer
    x = 58,057,500.30

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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.