Home / 13,713,461.38-20,552,144.46-7,651,047.57

Finding the Fourth Proportional to 13,713,461.38, 20,552,144.46 and 7,651,047.57

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Solution

The fourth proportional to 13,713,461.38, 20,552,144.46 and 7,651,047.57 is: 11,466,502.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713,461.38 : 20,552,144.46 = 7,651,047.57 : x
  2. Step 2: Convert to fraction form
    13,713,461.38/20,552,144.46 = 7,651,047.57/x
  3. Step 3: Cross multiply
    13,713,461.38x = 20,552,144.46 × 7,651,047.57
  4. Step 4: Simplify right side
    13,713,461.38x = 157,245,434,928,971.97
  5. Step 5: Solve for x
    x = 157,245,434,928,971.97/13,713,461.38
  6. Step 6: Final answer
    x = 11,466,502.19

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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.