Home / 29,073,834.78-40,122,161.07-16,021,560.80

Finding the Fourth Proportional to 29,073,834.78, 40,122,161.07 and 16,021,560.80

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Solution

The fourth proportional to 29,073,834.78, 40,122,161.07 and 16,021,560.80 is: 22,109,902.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,073,834.78 : 40,122,161.07 = 16,021,560.80 : x
  2. Step 2: Convert to fraction form
    29,073,834.78/40,122,161.07 = 16,021,560.80/x
  3. Step 3: Cross multiply
    29,073,834.78x = 40,122,161.07 × 16,021,560.80
  4. Step 4: Simplify right side
    29,073,834.78x = 642,819,642,809,787.25
  5. Step 5: Solve for x
    x = 642,819,642,809,787.25/29,073,834.78
  6. Step 6: Final answer
    x = 22,109,902.17

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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.