Home / 6,663,805.40-9,995,708.46-1,615,115.88

Finding the Fourth Proportional to 6,663,805.40, 9,995,708.46 and 1,615,115.88

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Solution

The fourth proportional to 6,663,805.40, 9,995,708.46 and 1,615,115.88 is: 2,422,673.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663,805.40 : 9,995,708.46 = 1,615,115.88 : x
  2. Step 2: Convert to fraction form
    6,663,805.40/9,995,708.46 = 1,615,115.88/x
  3. Step 3: Cross multiply
    6,663,805.40x = 9,995,708.46 × 1,615,115.88
  4. Step 4: Simplify right side
    6,663,805.40x = 16,144,227,465,596.35
  5. Step 5: Solve for x
    x = 16,144,227,465,596.35/6,663,805.40
  6. Step 6: Final answer
    x = 2,422,673.91

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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.