Home / 12,148,672.60-18,223,224.90-3,629,114.20

Finding the Fourth Proportional to 12,148,672.60, 18,223,224.90 and 3,629,114.20

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Solution

The fourth proportional to 12,148,672.60, 18,223,224.90 and 3,629,114.20 is: 5,443,735.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148,672.60 : 18,223,224.90 = 3,629,114.20 : x
  2. Step 2: Convert to fraction form
    12,148,672.60/18,223,224.90 = 3,629,114.20/x
  3. Step 3: Cross multiply
    12,148,672.60x = 18,223,224.90 × 3,629,114.20
  4. Step 4: Simplify right side
    12,148,672.60x = 66,134,164,254,383.58
  5. Step 5: Solve for x
    x = 66,134,164,254,383.58/12,148,672.60
  6. Step 6: Final answer
    x = 5,443,735.82

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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.