Home / 8,633,039.80-12,960,057.30-4,371,014.20

Finding the Fourth Proportional to 8,633,039.80, 12,960,057.30 and 4,371,014.20

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Solution

The fourth proportional to 8,633,039.80, 12,960,057.30 and 4,371,014.20 is: 6,561,836.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633,039.80 : 12,960,057.30 = 4,371,014.20 : x
  2. Step 2: Convert to fraction form
    8,633,039.80/12,960,057.30 = 4,371,014.20/x
  3. Step 3: Cross multiply
    8,633,039.80x = 12,960,057.30 × 4,371,014.20
  4. Step 4: Simplify right side
    8,633,039.80x = 56,648,594,491,113.66
  5. Step 5: Solve for x
    x = 56,648,594,491,113.66/8,633,039.80
  6. Step 6: Final answer
    x = 6,561,836.36

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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.