Home / 22,542,521.85-31,105,361.35-12,618,888.76

Finding the Fourth Proportional to 22,542,521.85, 31,105,361.35 and 12,618,888.76

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Solution

The fourth proportional to 22,542,521.85, 31,105,361.35 and 12,618,888.76 is: 17,412,208.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,542,521.85 : 31,105,361.35 = 12,618,888.76 : x
  2. Step 2: Convert to fraction form
    22,542,521.85/31,105,361.35 = 12,618,888.76/x
  3. Step 3: Cross multiply
    22,542,521.85x = 31,105,361.35 × 12,618,888.76
  4. Step 4: Simplify right side
    22,542,521.85x = 392,515,094,757,250.06
  5. Step 5: Solve for x
    x = 392,515,094,757,250.06/22,542,521.85
  6. Step 6: Final answer
    x = 17,412,208.68

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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.