Home / 4,999,545.05-7,502,047.67-2,120,464.04

Finding the Fourth Proportional to 4,999,545.05, 7,502,047.67 and 2,120,464.04

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Solution

The fourth proportional to 4,999,545.05, 7,502,047.67 and 2,120,464.04 is: 3,181,853.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999,545.05 : 7,502,047.67 = 2,120,464.04 : x
  2. Step 2: Convert to fraction form
    4,999,545.05/7,502,047.67 = 2,120,464.04/x
  3. Step 3: Cross multiply
    4,999,545.05x = 7,502,047.67 × 2,120,464.04
  4. Step 4: Simplify right side
    4,999,545.05x = 15,907,822,278,391.71
  5. Step 5: Solve for x
    x = 15,907,822,278,391.71/4,999,545.05
  6. Step 6: Final answer
    x = 3,181,853.98

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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.