Home / 21,359,079.90-32,040,114.28-10,573,484.78

Finding the Fourth Proportional to 21,359,079.90, 32,040,114.28 and 10,573,484.78

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Solution

The fourth proportional to 21,359,079.90, 32,040,114.28 and 10,573,484.78 is: 15,860,966.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,359,079.90 : 32,040,114.28 = 10,573,484.78 : x
  2. Step 2: Convert to fraction form
    21,359,079.90/32,040,114.28 = 10,573,484.78/x
  3. Step 3: Cross multiply
    21,359,079.90x = 32,040,114.28 × 10,573,484.78
  4. Step 4: Simplify right side
    21,359,079.90x = 338,775,660,689,040.62
  5. Step 5: Solve for x
    x = 338,775,660,689,040.62/21,359,079.90
  6. Step 6: Final answer
    x = 15,860,966.96

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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.