Home / 12,485,514-17,231,409.72-7,053,355.92

Finding the Fourth Proportional to 12,485,514, 17,231,409.72 and 7,053,355.92

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Solution

The fourth proportional to 12,485,514, 17,231,409.72 and 7,053,355.92 is: 9,734,422.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,485,514 : 17,231,409.72 = 7,053,355.92 : x
  2. Step 2: Convert to fraction form
    12,485,514/17,231,409.72 = 7,053,355.92/x
  3. Step 3: Cross multiply
    12,485,514x = 17,231,409.72 × 7,053,355.92
  4. Step 4: Simplify right side
    12,485,514x = 121,539,265,758,507.53
  5. Step 5: Solve for x
    x = 121,539,265,758,507.53/12,485,514
  6. Step 6: Final answer
    x = 9,734,422.29

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1.5x scale

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.