Home / 26,849,286.80-40,294,925.40-12,474,135.80

Finding the Fourth Proportional to 26,849,286.80, 40,294,925.40 and 12,474,135.80

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Solution

The fourth proportional to 26,849,286.80, 40,294,925.40 and 12,474,135.80 is: 18,720,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849,286.80 : 40,294,925.40 = 12,474,135.80 : x
  2. Step 2: Convert to fraction form
    26,849,286.80/40,294,925.40 = 12,474,135.80/x
  3. Step 3: Cross multiply
    26,849,286.80x = 40,294,925.40 × 12,474,135.80
  4. Step 4: Simplify right side
    26,849,286.80x = 502,644,371,490,469.31
  5. Step 5: Solve for x
    x = 502,644,371,490,469.31/26,849,286.80
  6. Step 6: Final answer
    x = 18,720,958.04

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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.