Home / 29,101,907.20-43,640,850.12-9,934,209.76

Finding the Fourth Proportional to 29,101,907.20, 43,640,850.12 and 9,934,209.76

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Solution

The fourth proportional to 29,101,907.20, 43,640,850.12 and 9,934,209.76 is: 14,897,214.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,101,907.20 : 43,640,850.12 = 9,934,209.76 : x
  2. Step 2: Convert to fraction form
    29,101,907.20/43,640,850.12 = 9,934,209.76/x
  3. Step 3: Cross multiply
    29,101,907.20x = 43,640,850.12 × 9,934,209.76
  4. Step 4: Simplify right side
    29,101,907.20x = 433,537,359,196,801.12
  5. Step 5: Solve for x
    x = 433,537,359,196,801.12/29,101,907.20
  6. Step 6: Final answer
    x = 14,897,214.68

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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.