Home / 52,760,689.24-79,024,102.24-40,540,199.80

Finding the Fourth Proportional to 52,760,689.24, 79,024,102.24 and 40,540,199.80

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Solution

The fourth proportional to 52,760,689.24, 79,024,102.24 and 40,540,199.80 is: 60,720,451.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,760,689.24 : 79,024,102.24 = 40,540,199.80 : x
  2. Step 2: Convert to fraction form
    52,760,689.24/79,024,102.24 = 40,540,199.80/x
  3. Step 3: Cross multiply
    52,760,689.24x = 79,024,102.24 × 40,540,199.80
  4. Step 4: Simplify right side
    52,760,689.24x = 3,203,652,893,825,227
  5. Step 5: Solve for x
    x = 3,203,652,893,825,227/52,760,689.24
  6. Step 6: Final answer
    x = 60,720,451.91

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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.