Home / 5,145,582.45-7,101,339.89-2,854,481.25

Finding the Fourth Proportional to 5,145,582.45, 7,101,339.89 and 2,854,481.25

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Solution

The fourth proportional to 5,145,582.45, 7,101,339.89 and 2,854,481.25 is: 3,939,426.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145,582.45 : 7,101,339.89 = 2,854,481.25 : x
  2. Step 2: Convert to fraction form
    5,145,582.45/7,101,339.89 = 2,854,481.25/x
  3. Step 3: Cross multiply
    5,145,582.45x = 7,101,339.89 × 2,854,481.25
  4. Step 4: Simplify right side
    5,145,582.45x = 20,270,641,565,882.06
  5. Step 5: Solve for x
    x = 20,270,641,565,882.06/5,145,582.45
  6. Step 6: Final answer
    x = 3,939,426.05

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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.