Home / 7,165,230.33-9,887,569.96-3,945,966.33

Finding the Fourth Proportional to 7,165,230.33, 9,887,569.96 and 3,945,966.33

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Solution

The fourth proportional to 7,165,230.33, 9,887,569.96 and 3,945,966.33 is: 5,445,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,165,230.33 : 9,887,569.96 = 3,945,966.33 : x
  2. Step 2: Convert to fraction form
    7,165,230.33/9,887,569.96 = 3,945,966.33/x
  3. Step 3: Cross multiply
    7,165,230.33x = 9,887,569.96 × 3,945,966.33
  4. Step 4: Simplify right side
    7,165,230.33x = 39,016,018,147,679.45
  5. Step 5: Solve for x
    x = 39,016,018,147,679.45/7,165,230.33
  6. Step 6: Final answer
    x = 5,445,186.87

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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.