Home / 8,633,042.80-12,960,061.80-4,371,017.20

Finding the Fourth Proportional to 8,633,042.80, 12,960,061.80 and 4,371,017.20

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Solution

The fourth proportional to 8,633,042.80, 12,960,061.80 and 4,371,017.20 is: 6,561,840.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633,042.80 : 12,960,061.80 = 4,371,017.20 : x
  2. Step 2: Convert to fraction form
    8,633,042.80/12,960,061.80 = 4,371,017.20/x
  3. Step 3: Cross multiply
    8,633,042.80x = 12,960,061.80 × 4,371,017.20
  4. Step 4: Simplify right side
    8,633,042.80x = 56,648,653,040,862.97
  5. Step 5: Solve for x
    x = 56,648,653,040,862.97/8,633,042.80
  6. Step 6: Final answer
    x = 6,561,840.87

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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.