Home / 31,600,938.78-43,609,295.52-17,114,250.78

Finding the Fourth Proportional to 31,600,938.78, 43,609,295.52 and 17,114,250.78

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Solution

The fourth proportional to 31,600,938.78, 43,609,295.52 and 17,114,250.78 is: 23,617,666.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,600,938.78 : 43,609,295.52 = 17,114,250.78 : x
  2. Step 2: Convert to fraction form
    31,600,938.78/43,609,295.52 = 17,114,250.78/x
  3. Step 3: Cross multiply
    31,600,938.78x = 43,609,295.52 × 17,114,250.78
  4. Step 4: Simplify right side
    31,600,938.78x = 746,340,419,868,410.62
  5. Step 5: Solve for x
    x = 746,340,419,868,410.62/31,600,938.78
  6. Step 6: Final answer
    x = 23,617,666.08

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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.