Home / 5,207,491.65-7,807,454.13-2,175,724.51

Finding the Fourth Proportional to 5,207,491.65, 7,807,454.13 and 2,175,724.51

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Solution

The fourth proportional to 5,207,491.65, 7,807,454.13 and 2,175,724.51 is: 3,262,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207,491.65 : 7,807,454.13 = 2,175,724.51 : x
  2. Step 2: Convert to fraction form
    5,207,491.65/7,807,454.13 = 2,175,724.51/x
  3. Step 3: Cross multiply
    5,207,491.65x = 7,807,454.13 × 2,175,724.51
  4. Step 4: Simplify right side
    5,207,491.65x = 16,986,869,311,341.72
  5. Step 5: Solve for x
    x = 16,986,869,311,341.72/5,207,491.65
  6. Step 6: Final answer
    x = 3,262,006.06

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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.