Home / 22,687,067.70-34,030,601.55-18,701,260.20

Finding the Fourth Proportional to 22,687,067.70, 34,030,601.55 and 18,701,260.20

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Solution

The fourth proportional to 22,687,067.70, 34,030,601.55 and 18,701,260.20 is: 28,051,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,687,067.70 : 34,030,601.55 = 18,701,260.20 : x
  2. Step 2: Convert to fraction form
    22,687,067.70/34,030,601.55 = 18,701,260.20/x
  3. Step 3: Cross multiply
    22,687,067.70x = 34,030,601.55 × 18,701,260.20
  4. Step 4: Simplify right side
    22,687,067.70x = 636,415,134,349,073.25
  5. Step 5: Solve for x
    x = 636,415,134,349,073.25/22,687,067.70
  6. Step 6: Final answer
    x = 28,051,890.30

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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.