Home / 9,169,790.76-12,654,442.30-5,040,203.82

Finding the Fourth Proportional to 9,169,790.76, 12,654,442.30 and 5,040,203.82

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Solution

The fourth proportional to 9,169,790.76, 12,654,442.30 and 5,040,203.82 is: 6,955,553.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,790.76 : 12,654,442.30 = 5,040,203.82 : x
  2. Step 2: Convert to fraction form
    9,169,790.76/12,654,442.30 = 5,040,203.82/x
  3. Step 3: Cross multiply
    9,169,790.76x = 12,654,442.30 × 5,040,203.82
  4. Step 4: Simplify right side
    9,169,790.76x = 63,780,968,420,429.59
  5. Step 5: Solve for x
    x = 63,780,968,420,429.59/9,169,790.76
  6. Step 6: Final answer
    x = 6,955,553.30

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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.