Home / 26,319,862.20-39,479,793.30-19,942,570.20

Finding the Fourth Proportional to 26,319,862.20, 39,479,793.30 and 19,942,570.20

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Solution

The fourth proportional to 26,319,862.20, 39,479,793.30 and 19,942,570.20 is: 29,913,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,319,862.20 : 39,479,793.30 = 19,942,570.20 : x
  2. Step 2: Convert to fraction form
    26,319,862.20/39,479,793.30 = 19,942,570.20/x
  3. Step 3: Cross multiply
    26,319,862.20x = 39,479,793.30 × 19,942,570.20
  4. Step 4: Simplify right side
    26,319,862.20x = 787,328,549,366,739.62
  5. Step 5: Solve for x
    x = 787,328,549,366,739.62/26,319,862.20
  6. Step 6: Final answer
    x = 29,913,855.30

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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.