Home / 21,814,516.40-32,721,467.40-9,847,233.20

Finding the Fourth Proportional to 21,814,516.40, 32,721,467.40 and 9,847,233.20

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Solution

The fourth proportional to 21,814,516.40, 32,721,467.40 and 9,847,233.20 is: 14,770,711.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,814,516.40 : 32,721,467.40 = 9,847,233.20 : x
  2. Step 2: Convert to fraction form
    21,814,516.40/32,721,467.40 = 9,847,233.20/x
  3. Step 3: Cross multiply
    21,814,516.40x = 32,721,467.40 × 9,847,233.20
  4. Step 4: Simplify right side
    21,814,516.40x = 322,215,920,133,997.62
  5. Step 5: Solve for x
    x = 322,215,920,133,997.62/21,814,516.40
  6. Step 6: Final answer
    x = 14,770,711.13

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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.