Home / 16,915,747.74-23,343,955.83-9,180,882.78

Finding the Fourth Proportional to 16,915,747.74, 23,343,955.83 and 9,180,882.78

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Solution

The fourth proportional to 16,915,747.74, 23,343,955.83 and 9,180,882.78 is: 12,669,739.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,747.74 : 23,343,955.83 = 9,180,882.78 : x
  2. Step 2: Convert to fraction form
    16,915,747.74/23,343,955.83 = 9,180,882.78/x
  3. Step 3: Cross multiply
    16,915,747.74x = 23,343,955.83 × 9,180,882.78
  4. Step 4: Simplify right side
    16,915,747.74x = 214,318,122,096,727.56
  5. Step 5: Solve for x
    x = 214,318,122,096,727.56/16,915,747.74
  6. Step 6: Final answer
    x = 12,669,739.78

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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.