Home / 12,676,502.20-19,014,753.30-5,099,567.80

Finding the Fourth Proportional to 12,676,502.20, 19,014,753.30 and 5,099,567.80

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Solution

The fourth proportional to 12,676,502.20, 19,014,753.30 and 5,099,567.80 is: 7,649,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,676,502.20 : 19,014,753.30 = 5,099,567.80 : x
  2. Step 2: Convert to fraction form
    12,676,502.20/19,014,753.30 = 5,099,567.80/x
  3. Step 3: Cross multiply
    12,676,502.20x = 19,014,753.30 × 5,099,567.80
  4. Step 4: Simplify right side
    12,676,502.20x = 96,967,023,653,623.73
  5. Step 5: Solve for x
    x = 96,967,023,653,623.73/12,676,502.20
  6. Step 6: Final answer
    x = 7,649,351.70

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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.