Home / 12,645,524.79-17,451,246.59-7,749,800.96

Finding the Fourth Proportional to 12,645,524.79, 17,451,246.59 and 7,749,800.96

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Solution

The fourth proportional to 12,645,524.79, 17,451,246.59 and 7,749,800.96 is: 10,694,984.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,645,524.79 : 17,451,246.59 = 7,749,800.96 : x
  2. Step 2: Convert to fraction form
    12,645,524.79/17,451,246.59 = 7,749,800.96/x
  3. Step 3: Cross multiply
    12,645,524.79x = 17,451,246.59 × 7,749,800.96
  4. Step 4: Simplify right side
    12,645,524.79x = 135,243,687,479,435.25
  5. Step 5: Solve for x
    x = 135,243,687,479,435.25/12,645,524.79
  6. Step 6: Final answer
    x = 10,694,984.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.