Home / 18,279,273.11-27,255,488.11-17,777,061.36

Finding the Fourth Proportional to 18,279,273.11, 27,255,488.11 and 17,777,061.36

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Solution

The fourth proportional to 18,279,273.11, 27,255,488.11 and 17,777,061.36 is: 26,506,660.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,273.11 : 27,255,488.11 = 17,777,061.36 : x
  2. Step 2: Convert to fraction form
    18,279,273.11/27,255,488.11 = 17,777,061.36/x
  3. Step 3: Cross multiply
    18,279,273.11x = 27,255,488.11 × 17,777,061.36
  4. Step 4: Simplify right side
    18,279,273.11x = 484,522,484,483,777.81
  5. Step 5: Solve for x
    x = 484,522,484,483,777.81/18,279,273.11
  6. Step 6: Final answer
    x = 26,506,660.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.