Home / 8,870,891.10-13,307,979.33-2,807,149.29

Finding the Fourth Proportional to 8,870,891.10, 13,307,979.33 and 2,807,149.29

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Solution

The fourth proportional to 8,870,891.10, 13,307,979.33 and 2,807,149.29 is: 4,211,243.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870,891.10 : 13,307,979.33 = 2,807,149.29 : x
  2. Step 2: Convert to fraction form
    8,870,891.10/13,307,979.33 = 2,807,149.29/x
  3. Step 3: Cross multiply
    8,870,891.10x = 13,307,979.33 × 2,807,149.29
  4. Step 4: Simplify right side
    8,870,891.10x = 37,357,484,727,544.18
  5. Step 5: Solve for x
    x = 37,357,484,727,544.18/8,870,891.10
  6. Step 6: Final answer
    x = 4,211,243.75

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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.