Home / 14,657,076.10-21,985,614.15-12,305,613.70

Finding the Fourth Proportional to 14,657,076.10, 21,985,614.15 and 12,305,613.70

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Solution

The fourth proportional to 14,657,076.10, 21,985,614.15 and 12,305,613.70 is: 18,458,420.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657,076.10 : 21,985,614.15 = 12,305,613.70 : x
  2. Step 2: Convert to fraction form
    14,657,076.10/21,985,614.15 = 12,305,613.70/x
  3. Step 3: Cross multiply
    14,657,076.10x = 21,985,614.15 × 12,305,613.70
  4. Step 4: Simplify right side
    14,657,076.10x = 270,546,474,687,153.81
  5. Step 5: Solve for x
    x = 270,546,474,687,153.81/14,657,076.10
  6. Step 6: Final answer
    x = 18,458,420.55

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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.