Home / 13,425,331.85-20,125,906.10-4,899,686.57

Finding the Fourth Proportional to 13,425,331.85, 20,125,906.10 and 4,899,686.57

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Solution

The fourth proportional to 13,425,331.85, 20,125,906.10 and 4,899,686.57 is: 7,345,116.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425,331.85 : 20,125,906.10 = 4,899,686.57 : x
  2. Step 2: Convert to fraction form
    13,425,331.85/20,125,906.10 = 4,899,686.57/x
  3. Step 3: Cross multiply
    13,425,331.85x = 20,125,906.10 × 4,899,686.57
  4. Step 4: Simplify right side
    13,425,331.85x = 98,610,631,802,752.64
  5. Step 5: Solve for x
    x = 98,610,631,802,752.64/13,425,331.85
  6. Step 6: Final answer
    x = 7,345,116.90

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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.