Home / 16,390,728.20-24,586,092.30-7,869,009.80

Finding the Fourth Proportional to 16,390,728.20, 24,586,092.30 and 7,869,009.80

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Solution

The fourth proportional to 16,390,728.20, 24,586,092.30 and 7,869,009.80 is: 11,803,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,728.20 : 24,586,092.30 = 7,869,009.80 : x
  2. Step 2: Convert to fraction form
    16,390,728.20/24,586,092.30 = 7,869,009.80/x
  3. Step 3: Cross multiply
    16,390,728.20x = 24,586,092.30 × 7,869,009.80
  4. Step 4: Simplify right side
    16,390,728.20x = 193,468,201,252,404.53
  5. Step 5: Solve for x
    x = 193,468,201,252,404.53/16,390,728.20
  6. Step 6: Final answer
    x = 11,803,514.70

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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.