Home / 12,739,223.97-19,108,869.67-5,914,931.04

Finding the Fourth Proportional to 12,739,223.97, 19,108,869.67 and 5,914,931.04

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Solution

The fourth proportional to 12,739,223.97, 19,108,869.67 and 5,914,931.04 is: 8,872,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,739,223.97 : 19,108,869.67 = 5,914,931.04 : x
  2. Step 2: Convert to fraction form
    12,739,223.97/19,108,869.67 = 5,914,931.04/x
  3. Step 3: Cross multiply
    12,739,223.97x = 19,108,869.67 × 5,914,931.04
  4. Step 4: Simplify right side
    12,739,223.97x = 113,027,646,357,791.22
  5. Step 5: Solve for x
    x = 113,027,646,357,791.22/12,739,223.97
  6. Step 6: Final answer
    x = 8,872,412.21

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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.