Home / 11,231,411.91-15,499,351.40-6,337,671.09

Finding the Fourth Proportional to 11,231,411.91, 15,499,351.40 and 6,337,671.09

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Solution

The fourth proportional to 11,231,411.91, 15,499,351.40 and 6,337,671.09 is: 8,745,987.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231,411.91 : 15,499,351.40 = 6,337,671.09 : x
  2. Step 2: Convert to fraction form
    11,231,411.91/15,499,351.40 = 6,337,671.09/x
  3. Step 3: Cross multiply
    11,231,411.91x = 15,499,351.40 × 6,337,671.09
  4. Step 4: Simplify right side
    11,231,411.91x = 98,229,791,249,842.67
  5. Step 5: Solve for x
    x = 98,229,791,249,842.67/11,231,411.91
  6. Step 6: Final answer
    x = 8,745,987.77

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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.