Home / 11,712,216.78-16,162,854.75-6,555,576.96

Finding the Fourth Proportional to 11,712,216.78, 16,162,854.75 and 6,555,576.96

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Solution

The fourth proportional to 11,712,216.78, 16,162,854.75 and 6,555,576.96 is: 9,046,693.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,712,216.78 : 16,162,854.75 = 6,555,576.96 : x
  2. Step 2: Convert to fraction form
    11,712,216.78/16,162,854.75 = 6,555,576.96/x
  3. Step 3: Cross multiply
    11,712,216.78x = 16,162,854.75 × 6,555,576.96
  4. Step 4: Simplify right side
    11,712,216.78x = 105,956,838,206,926.56
  5. Step 5: Solve for x
    x = 105,956,838,206,926.56/11,712,216.78
  6. Step 6: Final answer
    x = 9,046,693.74

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1.5x scale

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.