Home / 25,656,446.70-38,431,015.65-12,021,230.70

Finding the Fourth Proportional to 25,656,446.70, 38,431,015.65 and 12,021,230.70

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Solution

The fourth proportional to 25,656,446.70, 38,431,015.65 and 12,021,230.70 is: 18,006,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656,446.70 : 38,431,015.65 = 12,021,230.70 : x
  2. Step 2: Convert to fraction form
    25,656,446.70/38,431,015.65 = 12,021,230.70/x
  3. Step 3: Cross multiply
    25,656,446.70x = 38,431,015.65 × 12,021,230.70
  4. Step 4: Simplify right side
    25,656,446.70x = 461,988,105,163,960.44
  5. Step 5: Solve for x
    x = 461,988,105,163,960.44/25,656,446.70
  6. Step 6: Final answer
    x = 18,006,706.48

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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.