Home / 8,428,198.04-12,642,303.21-2,038,456.55

Finding the Fourth Proportional to 8,428,198.04, 12,642,303.21 and 2,038,456.55

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Solution

The fourth proportional to 8,428,198.04, 12,642,303.21 and 2,038,456.55 is: 3,057,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,198.04 : 12,642,303.21 = 2,038,456.55 : x
  2. Step 2: Convert to fraction form
    8,428,198.04/12,642,303.21 = 2,038,456.55/x
  3. Step 3: Cross multiply
    8,428,198.04x = 12,642,303.21 × 2,038,456.55
  4. Step 4: Simplify right side
    8,428,198.04x = 25,770,785,712,106.73
  5. Step 5: Solve for x
    x = 25,770,785,712,106.73/8,428,198.04
  6. Step 6: Final answer
    x = 3,057,686.30

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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.