Home / 12,906,693.59-19,354,359.20-6,840,003.93

Finding the Fourth Proportional to 12,906,693.59, 19,354,359.20 and 6,840,003.93

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Solution

The fourth proportional to 12,906,693.59, 19,354,359.20 and 6,840,003.93 is: 10,256,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,906,693.59 : 19,354,359.20 = 6,840,003.93 : x
  2. Step 2: Convert to fraction form
    12,906,693.59/19,354,359.20 = 6,840,003.93/x
  3. Step 3: Cross multiply
    12,906,693.59x = 19,354,359.20 × 6,840,003.93
  4. Step 4: Simplify right side
    12,906,693.59x = 132,383,892,956,431.62
  5. Step 5: Solve for x
    x = 132,383,892,956,431.62/12,906,693.59
  6. Step 6: Final answer
    x = 10,256,995.11

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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.