Home / 5,488,220.45-7,569,479.42-3,747,290.15

Finding the Fourth Proportional to 5,488,220.45, 7,569,479.42 and 3,747,290.15

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Solution

The fourth proportional to 5,488,220.45, 7,569,479.42 and 3,747,290.15 is: 5,168,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488,220.45 : 7,569,479.42 = 3,747,290.15 : x
  2. Step 2: Convert to fraction form
    5,488,220.45/7,569,479.42 = 3,747,290.15/x
  3. Step 3: Cross multiply
    5,488,220.45x = 7,569,479.42 × 3,747,290.15
  4. Step 4: Simplify right side
    5,488,220.45x = 28,365,035,614,609.87
  5. Step 5: Solve for x
    x = 28,365,035,614,609.87/5,488,220.45
  6. Step 6: Final answer
    x = 5,168,348.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.