Home / 34,002,017.40-51,003,026.10-20,397,127.80

Finding the Fourth Proportional to 34,002,017.40, 51,003,026.10 and 20,397,127.80

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Solution

The fourth proportional to 34,002,017.40, 51,003,026.10 and 20,397,127.80 is: 30,595,691.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,002,017.40 : 51,003,026.10 = 20,397,127.80 : x
  2. Step 2: Convert to fraction form
    34,002,017.40/51,003,026.10 = 20,397,127.80/x
  3. Step 3: Cross multiply
    34,002,017.40x = 51,003,026.10 × 20,397,127.80
  4. Step 4: Simplify right side
    34,002,017.40x = 1,040,315,241,548,435.62
  5. Step 5: Solve for x
    x = 1,040,315,241,548,435.62/34,002,017.40
  6. Step 6: Final answer
    x = 30,595,691.70

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1.5x scale

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.