Home / 47,996,598.30-71,994,897.45-38,430,660.30

Finding the Fourth Proportional to 47,996,598.30, 71,994,897.45 and 38,430,660.30

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Solution

The fourth proportional to 47,996,598.30, 71,994,897.45 and 38,430,660.30 is: 57,645,990.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,996,598.30 : 71,994,897.45 = 38,430,660.30 : x
  2. Step 2: Convert to fraction form
    47,996,598.30/71,994,897.45 = 38,430,660.30/x
  3. Step 3: Cross multiply
    47,996,598.30x = 71,994,897.45 × 38,430,660.30
  4. Step 4: Simplify right side
    47,996,598.30x = 2,766,811,447,234,286
  5. Step 5: Solve for x
    x = 2,766,811,447,234,286/47,996,598.30
  6. Step 6: Final answer
    x = 57,645,990.45

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Similar ratio
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1.5x scale

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.