Home / 19,376,266.80-29,064,400.20-8,614,586.55

Finding the Fourth Proportional to 19,376,266.80, 29,064,400.20 and 8,614,586.55

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Solution

The fourth proportional to 19,376,266.80, 29,064,400.20 and 8,614,586.55 is: 12,921,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,376,266.80 : 29,064,400.20 = 8,614,586.55 : x
  2. Step 2: Convert to fraction form
    19,376,266.80/29,064,400.20 = 8,614,586.55/x
  3. Step 3: Cross multiply
    19,376,266.80x = 29,064,400.20 × 8,614,586.55
  4. Step 4: Simplify right side
    19,376,266.80x = 250,377,791,046,737.31
  5. Step 5: Solve for x
    x = 250,377,791,046,737.31/19,376,266.80
  6. Step 6: Final answer
    x = 12,921,879.83

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1.5x scale

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.