Home / 8,287,761.90-12,433,566.05-2,607,838.59

Finding the Fourth Proportional to 8,287,761.90, 12,433,566.05 and 2,607,838.59

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Solution

The fourth proportional to 8,287,761.90, 12,433,566.05 and 2,607,838.59 is: 3,912,363.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,287,761.90 : 12,433,566.05 = 2,607,838.59 : x
  2. Step 2: Convert to fraction form
    8,287,761.90/12,433,566.05 = 2,607,838.59/x
  3. Step 3: Cross multiply
    8,287,761.90x = 12,433,566.05 × 2,607,838.59
  4. Step 4: Simplify right side
    8,287,761.90x = 32,424,733,399,869.95
  5. Step 5: Solve for x
    x = 32,424,733,399,869.95/8,287,761.90
  6. Step 6: Final answer
    x = 3,912,363.05

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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.