Home / 12,959,363.10-17,883,876.78-7,452,477.96

Finding the Fourth Proportional to 12,959,363.10, 17,883,876.78 and 7,452,477.96

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Solution

The fourth proportional to 12,959,363.10, 17,883,876.78 and 7,452,477.96 is: 10,284,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,959,363.10 : 17,883,876.78 = 7,452,477.96 : x
  2. Step 2: Convert to fraction form
    12,959,363.10/17,883,876.78 = 7,452,477.96/x
  3. Step 3: Cross multiply
    12,959,363.10x = 17,883,876.78 × 7,452,477.96
  4. Step 4: Simplify right side
    12,959,363.10x = 133,279,197,542,305.78
  5. Step 5: Solve for x
    x = 133,279,197,542,305.78/12,959,363.10
  6. Step 6: Final answer
    x = 10,284,394.11

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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.