Home / 22,787,921.57-31,447,329.34-12,333,936.04

Finding the Fourth Proportional to 22,787,921.57, 31,447,329.34 and 12,333,936.04

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Solution

The fourth proportional to 22,787,921.57, 31,447,329.34 and 12,333,936.04 is: 17,020,830.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,787,921.57 : 31,447,329.34 = 12,333,936.04 : x
  2. Step 2: Convert to fraction form
    22,787,921.57/31,447,329.34 = 12,333,936.04/x
  3. Step 3: Cross multiply
    22,787,921.57x = 31,447,329.34 × 12,333,936.04
  4. Step 4: Simplify right side
    22,787,921.57x = 387,869,348,551,138.75
  5. Step 5: Solve for x
    x = 387,869,348,551,138.75/22,787,921.57
  6. Step 6: Final answer
    x = 17,020,830.42

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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.