Home / 21,863,462.40-32,815,022.40-11,088,259.20

Finding the Fourth Proportional to 21,863,462.40, 32,815,022.40 and 11,088,259.20

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Solution

The fourth proportional to 21,863,462.40, 32,815,022.40 and 11,088,259.20 is: 16,642,445.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,863,462.40 : 32,815,022.40 = 11,088,259.20 : x
  2. Step 2: Convert to fraction form
    21,863,462.40/32,815,022.40 = 11,088,259.20/x
  3. Step 3: Cross multiply
    21,863,462.40x = 32,815,022.40 × 11,088,259.20
  4. Step 4: Simplify right side
    21,863,462.40x = 363,861,474,025,006.06
  5. Step 5: Solve for x
    x = 363,861,474,025,006.06/21,863,462.40
  6. Step 6: Final answer
    x = 16,642,445.16

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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.