Home / 22,595,758.78-31,182,167.21-12,282,481.87

Finding the Fourth Proportional to 22,595,758.78, 31,182,167.21 and 12,282,481.87

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Solution

The fourth proportional to 22,595,758.78, 31,182,167.21 and 12,282,481.87 is: 16,949,835.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,595,758.78 : 31,182,167.21 = 12,282,481.87 : x
  2. Step 2: Convert to fraction form
    22,595,758.78/31,182,167.21 = 12,282,481.87/x
  3. Step 3: Cross multiply
    22,595,758.78x = 31,182,167.21 × 12,282,481.87
  4. Step 4: Simplify right side
    22,595,758.78x = 382,994,403,424,133.44
  5. Step 5: Solve for x
    x = 382,994,403,424,133.44/22,595,758.78
  6. Step 6: Final answer
    x = 16,949,835.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.