Home / 18,598,882.41-27,898,607.85-7,084,988.91

Finding the Fourth Proportional to 18,598,882.41, 27,898,607.85 and 7,084,988.91

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Solution

The fourth proportional to 18,598,882.41, 27,898,607.85 and 7,084,988.91 is: 10,627,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,598,882.41 : 27,898,607.85 = 7,084,988.91 : x
  2. Step 2: Convert to fraction form
    18,598,882.41/27,898,607.85 = 7,084,988.91/x
  3. Step 3: Cross multiply
    18,598,882.41x = 27,898,607.85 × 7,084,988.91
  4. Step 4: Simplify right side
    18,598,882.41x = 197,661,327,221,688.97
  5. Step 5: Solve for x
    x = 197,661,327,221,688.97/18,598,882.41
  6. Step 6: Final answer
    x = 10,627,591.64

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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.