Home / 8,142,425.90-12,218,304.45-3,097,357.10

Finding the Fourth Proportional to 8,142,425.90, 12,218,304.45 and 3,097,357.10

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Solution

The fourth proportional to 8,142,425.90, 12,218,304.45 and 3,097,357.10 is: 4,647,810.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,425.90 : 12,218,304.45 = 3,097,357.10 : x
  2. Step 2: Convert to fraction form
    8,142,425.90/12,218,304.45 = 3,097,357.10/x
  3. Step 3: Cross multiply
    8,142,425.90x = 12,218,304.45 × 3,097,357.10
  4. Step 4: Simplify right side
    8,142,425.90x = 37,844,452,038,169.09
  5. Step 5: Solve for x
    x = 37,844,452,038,169.09/8,142,425.90
  6. Step 6: Final answer
    x = 4,647,810.43

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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.