Home / 26,278,167.20-39,390,423.60-17,759,364.80

Finding the Fourth Proportional to 26,278,167.20, 39,390,423.60 and 17,759,364.80

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Solution

The fourth proportional to 26,278,167.20, 39,390,423.60 and 17,759,364.80 is: 26,620,916.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,278,167.20 : 39,390,423.60 = 17,759,364.80 : x
  2. Step 2: Convert to fraction form
    26,278,167.20/39,390,423.60 = 17,759,364.80/x
  3. Step 3: Cross multiply
    26,278,167.20x = 39,390,423.60 × 17,759,364.80
  4. Step 4: Simplify right side
    26,278,167.20x = 699,548,902,338,929.38
  5. Step 5: Solve for x
    x = 699,548,902,338,929.38/26,278,167.20
  6. Step 6: Final answer
    x = 26,620,916.79

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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.