Home / 20,167,122.32-30,252,061.92-5,789,084.48

Finding the Fourth Proportional to 20,167,122.32, 30,252,061.92 and 5,789,084.48

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Solution

The fourth proportional to 20,167,122.32, 30,252,061.92 and 5,789,084.48 is: 8,684,022.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,167,122.32 : 30,252,061.92 = 5,789,084.48 : x
  2. Step 2: Convert to fraction form
    20,167,122.32/30,252,061.92 = 5,789,084.48/x
  3. Step 3: Cross multiply
    20,167,122.32x = 30,252,061.92 × 5,789,084.48
  4. Step 4: Simplify right side
    20,167,122.32x = 175,131,742,149,071.03
  5. Step 5: Solve for x
    x = 175,131,742,149,071.03/20,167,122.32
  6. Step 6: Final answer
    x = 8,684,022.41

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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.