Home / 26,291,248.20-39,436,872.30-19,913,956.20

Finding the Fourth Proportional to 26,291,248.20, 39,436,872.30 and 19,913,956.20

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Solution

The fourth proportional to 26,291,248.20, 39,436,872.30 and 19,913,956.20 is: 29,870,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,291,248.20 : 39,436,872.30 = 19,913,956.20 : x
  2. Step 2: Convert to fraction form
    26,291,248.20/39,436,872.30 = 19,913,956.20/x
  3. Step 3: Cross multiply
    26,291,248.20x = 39,436,872.30 × 19,913,956.20
  4. Step 4: Simplify right side
    26,291,248.20x = 785,344,147,647,193.12
  5. Step 5: Solve for x
    x = 785,344,147,647,193.12/26,291,248.20
  6. Step 6: Final answer
    x = 29,870,934.30

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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.