Home / 13,175,224.56-18,177,666.84-7,373,084.40

Finding the Fourth Proportional to 13,175,224.56, 18,177,666.84 and 7,373,084.40

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Solution

The fourth proportional to 13,175,224.56, 18,177,666.84 and 7,373,084.40 is: 10,172,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175,224.56 : 18,177,666.84 = 7,373,084.40 : x
  2. Step 2: Convert to fraction form
    13,175,224.56/18,177,666.84 = 7,373,084.40/x
  3. Step 3: Cross multiply
    13,175,224.56x = 18,177,666.84 × 7,373,084.40
  4. Step 4: Simplify right side
    13,175,224.56x = 134,025,471,806,401.30
  5. Step 5: Solve for x
    x = 134,025,471,806,401.30/13,175,224.56
  6. Step 6: Final answer
    x = 10,172,537.95

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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.