Home / 14,874,475.10-20,528,778.65-8,348,461.56

Finding the Fourth Proportional to 14,874,475.10, 20,528,778.65 and 8,348,461.56

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Solution

The fourth proportional to 14,874,475.10, 20,528,778.65 and 8,348,461.56 is: 11,522,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874,475.10 : 20,528,778.65 = 8,348,461.56 : x
  2. Step 2: Convert to fraction form
    14,874,475.10/20,528,778.65 = 8,348,461.56/x
  3. Step 3: Cross multiply
    14,874,475.10x = 20,528,778.65 × 8,348,461.56
  4. Step 4: Simplify right side
    14,874,475.10x = 171,383,719,391,531.38
  5. Step 5: Solve for x
    x = 171,383,719,391,531.38/14,874,475.10
  6. Step 6: Final answer
    x = 11,522,001.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.