Home / 29,145,301.20-43,717,951.80-20,635,246.80

Finding the Fourth Proportional to 29,145,301.20, 43,717,951.80 and 20,635,246.80

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Solution

The fourth proportional to 29,145,301.20, 43,717,951.80 and 20,635,246.80 is: 30,952,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145,301.20 : 43,717,951.80 = 20,635,246.80 : x
  2. Step 2: Convert to fraction form
    29,145,301.20/43,717,951.80 = 20,635,246.80/x
  3. Step 3: Cross multiply
    29,145,301.20x = 43,717,951.80 × 20,635,246.80
  4. Step 4: Simplify right side
    29,145,301.20x = 902,130,724,983,504.25
  5. Step 5: Solve for x
    x = 902,130,724,983,504.25/29,145,301.20
  6. Step 6: Final answer
    x = 30,952,870.20

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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.