Home / 51,786,627.80-77,679,941.70-17,704,938.20

Finding the Fourth Proportional to 51,786,627.80, 77,679,941.70 and 17,704,938.20

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Solution

The fourth proportional to 51,786,627.80, 77,679,941.70 and 17,704,938.20 is: 26,557,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,786,627.80 : 77,679,941.70 = 17,704,938.20 : x
  2. Step 2: Convert to fraction form
    51,786,627.80/77,679,941.70 = 17,704,938.20/x
  3. Step 3: Cross multiply
    51,786,627.80x = 77,679,941.70 × 17,704,938.20
  4. Step 4: Simplify right side
    51,786,627.80x = 1,375,318,567,178,103
  5. Step 5: Solve for x
    x = 1,375,318,567,178,103/51,786,627.80
  6. Step 6: Final answer
    x = 26,557,407.30

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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.