Home / 22,845,947.07-31,527,223.75-12,391,936.71

Finding the Fourth Proportional to 22,845,947.07, 31,527,223.75 and 12,391,936.71

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Solution

The fourth proportional to 22,845,947.07, 31,527,223.75 and 12,391,936.71 is: 17,100,773.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,845,947.07 : 31,527,223.75 = 12,391,936.71 : x
  2. Step 2: Convert to fraction form
    22,845,947.07/31,527,223.75 = 12,391,936.71/x
  3. Step 3: Cross multiply
    22,845,947.07x = 31,527,223.75 × 12,391,936.71
  4. Step 4: Simplify right side
    22,845,947.07x = 390,683,361,352,008.88
  5. Step 5: Solve for x
    x = 390,683,361,352,008.88/22,845,947.07
  6. Step 6: Final answer
    x = 17,100,773.29

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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.