Home / 43,761,309.16-65,642,809.38-13,469,143

Finding the Fourth Proportional to 43,761,309.16, 65,642,809.38 and 13,469,143

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Solution

The fourth proportional to 43,761,309.16, 65,642,809.38 and 13,469,143 is: 20,203,974.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,761,309.16 : 65,642,809.38 = 13,469,143 : x
  2. Step 2: Convert to fraction form
    43,761,309.16/65,642,809.38 = 13,469,143/x
  3. Step 3: Cross multiply
    43,761,309.16x = 65,642,809.38 × 13,469,143
  4. Step 4: Simplify right side
    43,761,309.16x = 884,152,386,460,961.38
  5. Step 5: Solve for x
    x = 884,152,386,460,961.38/43,761,309.16
  6. Step 6: Final answer
    x = 20,203,974.78

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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.