Home / 13,041,553.24-17,996,993.13-7,817,512.60

Finding the Fourth Proportional to 13,041,553.24, 17,996,993.13 and 7,817,512.60

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Solution

The fourth proportional to 13,041,553.24, 17,996,993.13 and 7,817,512.60 is: 10,787,957.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041,553.24 : 17,996,993.13 = 7,817,512.60 : x
  2. Step 2: Convert to fraction form
    13,041,553.24/17,996,993.13 = 7,817,512.60/x
  3. Step 3: Cross multiply
    13,041,553.24x = 17,996,993.13 × 7,817,512.60
  4. Step 4: Simplify right side
    13,041,553.24x = 140,691,720,555,888.42
  5. Step 5: Solve for x
    x = 140,691,720,555,888.42/13,041,553.24
  6. Step 6: Final answer
    x = 10,787,957.38

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1.5x scale

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.