Home / 11,555,020.41-15,945,732.86-6,398,271.24

Finding the Fourth Proportional to 11,555,020.41, 15,945,732.86 and 6,398,271.24

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Solution

The fourth proportional to 11,555,020.41, 15,945,732.86 and 6,398,271.24 is: 8,829,506.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,020.41 : 15,945,732.86 = 6,398,271.24 : x
  2. Step 2: Convert to fraction form
    11,555,020.41/15,945,732.86 = 6,398,271.24/x
  3. Step 3: Cross multiply
    11,555,020.41x = 15,945,732.86 × 6,398,271.24
  4. Step 4: Simplify right side
    11,555,020.41x = 102,025,123,926,869.59
  5. Step 5: Solve for x
    x = 102,025,123,926,869.59/11,555,020.41
  6. Step 6: Final answer
    x = 8,829,506.16

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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.