Home / 51,821,307.18-77,679,939.33-17,719,330.86

Finding the Fourth Proportional to 51,821,307.18, 77,679,939.33 and 17,719,330.86

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Solution

The fourth proportional to 51,821,307.18, 77,679,939.33 and 17,719,330.86 is: 26,561,208.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,821,307.18 : 77,679,939.33 = 17,719,330.86 : x
  2. Step 2: Convert to fraction form
    51,821,307.18/77,679,939.33 = 17,719,330.86/x
  3. Step 3: Cross multiply
    51,821,307.18x = 77,679,939.33 × 17,719,330.86
  4. Step 4: Simplify right side
    51,821,307.18x = 1,376,436,546,172,996.75
  5. Step 5: Solve for x
    x = 1,376,436,546,172,996.75/51,821,307.18
  6. Step 6: Final answer
    x = 26,561,208.53

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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.