Home / 18,194,151.80-27,291,227.70-15,454,278.20

Finding the Fourth Proportional to 18,194,151.80, 27,291,227.70 and 15,454,278.20

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Solution

The fourth proportional to 18,194,151.80, 27,291,227.70 and 15,454,278.20 is: 23,181,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194,151.80 : 27,291,227.70 = 15,454,278.20 : x
  2. Step 2: Convert to fraction form
    18,194,151.80/27,291,227.70 = 15,454,278.20/x
  3. Step 3: Cross multiply
    18,194,151.80x = 27,291,227.70 × 15,454,278.20
  4. Step 4: Simplify right side
    18,194,151.80x = 421,766,225,295,346.12
  5. Step 5: Solve for x
    x = 421,766,225,295,346.12/18,194,151.80
  6. Step 6: Final answer
    x = 23,181,417.30

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1.5x scale

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.