Home / 12,148,766.10-18,223,365.15-3,629,207.70

Finding the Fourth Proportional to 12,148,766.10, 18,223,365.15 and 3,629,207.70

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Solution

The fourth proportional to 12,148,766.10, 18,223,365.15 and 3,629,207.70 is: 5,443,876.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148,766.10 : 18,223,365.15 = 3,629,207.70 : x
  2. Step 2: Convert to fraction form
    12,148,766.10/18,223,365.15 = 3,629,207.70/x
  3. Step 3: Cross multiply
    12,148,766.10x = 18,223,365.15 × 3,629,207.70
  4. Step 4: Simplify right side
    12,148,766.10x = 66,136,377,122,291.66
  5. Step 5: Solve for x
    x = 66,136,377,122,291.66/12,148,766.10
  6. Step 6: Final answer
    x = 5,443,876.08

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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.