Home / 74,433,791.12-111,650,725.56-28,364,918

Finding the Fourth Proportional to 74,433,791.12, 111,650,725.56 and 28,364,918

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Solution

The fourth proportional to 74,433,791.12, 111,650,725.56 and 28,364,918 is: 42,547,391.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,433,791.12 : 111,650,725.56 = 28,364,918 : x
  2. Step 2: Convert to fraction form
    74,433,791.12/111,650,725.56 = 28,364,918/x
  3. Step 3: Cross multiply
    74,433,791.12x = 111,650,725.56 × 28,364,918
  4. Step 4: Simplify right side
    74,433,791.12x = 3,166,963,675,149,904
  5. Step 5: Solve for x
    x = 3,166,963,675,149,904/74,433,791.12
  6. Step 6: Final answer
    x = 42,547,391.82

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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.