Home / 23,178,911.80-34,773,033.30-19,418,438.20

Finding the Fourth Proportional to 23,178,911.80, 34,773,033.30 and 19,418,438.20

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Solution

The fourth proportional to 23,178,911.80, 34,773,033.30 and 19,418,438.20 is: 29,131,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178,911.80 : 34,773,033.30 = 19,418,438.20 : x
  2. Step 2: Convert to fraction form
    23,178,911.80/34,773,033.30 = 19,418,438.20/x
  3. Step 3: Cross multiply
    23,178,911.80x = 34,773,033.30 × 19,418,438.20
  4. Step 4: Simplify right side
    23,178,911.80x = 675,237,998,162,592
  5. Step 5: Solve for x
    x = 675,237,998,162,592/23,178,911.80
  6. Step 6: Final answer
    x = 29,131,565.97

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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.