Home / 8,554,810.67-12,828,016.96-4,231,866.18

Finding the Fourth Proportional to 8,554,810.67, 12,828,016.96 and 4,231,866.18

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Solution

The fourth proportional to 8,554,810.67, 12,828,016.96 and 4,231,866.18 is: 6,345,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554,810.67 : 12,828,016.96 = 4,231,866.18 : x
  2. Step 2: Convert to fraction form
    8,554,810.67/12,828,016.96 = 4,231,866.18/x
  3. Step 3: Cross multiply
    8,554,810.67x = 12,828,016.96 × 4,231,866.18
  4. Step 4: Simplify right side
    8,554,810.67x = 54,286,451,108,331.08
  5. Step 5: Solve for x
    x = 54,286,451,108,331.08/8,554,810.67
  6. Step 6: Final answer
    x = 6,345,722.10

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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.