Home / 15,800,108.30-23,717,877.15-12,221,738.90

Finding the Fourth Proportional to 15,800,108.30, 23,717,877.15 and 12,221,738.90

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Solution

The fourth proportional to 15,800,108.30, 23,717,877.15 and 12,221,738.90 is: 18,346,311.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,800,108.30 : 23,717,877.15 = 12,221,738.90 : x
  2. Step 2: Convert to fraction form
    15,800,108.30/23,717,877.15 = 12,221,738.90/x
  3. Step 3: Cross multiply
    15,800,108.30x = 23,717,877.15 × 12,221,738.90
  4. Step 4: Simplify right side
    15,800,108.30x = 289,873,701,789,576.12
  5. Step 5: Solve for x
    x = 289,873,701,789,576.12/15,800,108.30
  6. Step 6: Final answer
    x = 18,346,311.07

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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.