Home / 29,007,755.52-43,516,590.48-11,959,108.80

Finding the Fourth Proportional to 29,007,755.52, 43,516,590.48 and 11,959,108.80

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Solution

The fourth proportional to 29,007,755.52, 43,516,590.48 and 11,959,108.80 is: 17,940,706.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,007,755.52 : 43,516,590.48 = 11,959,108.80 : x
  2. Step 2: Convert to fraction form
    29,007,755.52/43,516,590.48 = 11,959,108.80/x
  3. Step 3: Cross multiply
    29,007,755.52x = 43,516,590.48 × 11,959,108.80
  4. Step 4: Simplify right side
    29,007,755.52x = 520,419,640,155,364.19
  5. Step 5: Solve for x
    x = 520,419,640,155,364.19/29,007,755.52
  6. Step 6: Final answer
    x = 17,940,706.92

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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.