Home / 6,462,760.82-8,918,085.57-3,746,681.78

Finding the Fourth Proportional to 6,462,760.82, 8,918,085.57 and 3,746,681.78

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Solution

The fourth proportional to 6,462,760.82, 8,918,085.57 and 3,746,681.78 is: 5,170,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462,760.82 : 8,918,085.57 = 3,746,681.78 : x
  2. Step 2: Convert to fraction form
    6,462,760.82/8,918,085.57 = 3,746,681.78/x
  3. Step 3: Cross multiply
    6,462,760.82x = 8,918,085.57 × 3,746,681.78
  4. Step 4: Simplify right side
    6,462,760.82x = 33,413,228,717,599.91
  5. Step 5: Solve for x
    x = 33,413,228,717,599.91/6,462,760.82
  6. Step 6: Final answer
    x = 5,170,116.87

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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.