Home / 14,164,073.40-21,220,766.10-8,614,505.40

Finding the Fourth Proportional to 14,164,073.40, 21,220,766.10 and 8,614,505.40

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Solution

The fourth proportional to 14,164,073.40, 21,220,766.10 and 8,614,505.40 is: 12,906,344.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164,073.40 : 21,220,766.10 = 8,614,505.40 : x
  2. Step 2: Convert to fraction form
    14,164,073.40/21,220,766.10 = 8,614,505.40/x
  3. Step 3: Cross multiply
    14,164,073.40x = 21,220,766.10 × 8,614,505.40
  4. Step 4: Simplify right side
    14,164,073.40x = 182,806,404,160,586.97
  5. Step 5: Solve for x
    x = 182,806,404,160,586.97/14,164,073.40
  6. Step 6: Final answer
    x = 12,906,344.03

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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.