Home / 12,148,673.10-18,223,225.65-3,629,114.70

Finding the Fourth Proportional to 12,148,673.10, 18,223,225.65 and 3,629,114.70

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Solution

The fourth proportional to 12,148,673.10, 18,223,225.65 and 3,629,114.70 is: 5,443,736.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148,673.10 : 18,223,225.65 = 3,629,114.70 : x
  2. Step 2: Convert to fraction form
    12,148,673.10/18,223,225.65 = 3,629,114.70/x
  3. Step 3: Cross multiply
    12,148,673.10x = 18,223,225.65 × 3,629,114.70
  4. Step 4: Simplify right side
    12,148,673.10x = 66,134,176,087,832.05
  5. Step 5: Solve for x
    x = 66,134,176,087,832.05/12,148,673.10
  6. Step 6: Final answer
    x = 5,443,736.57

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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.