Home / 5,775,528.42-7,970,323.20-3,161,988.39

Finding the Fourth Proportional to 5,775,528.42, 7,970,323.20 and 3,161,988.39

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Solution

The fourth proportional to 5,775,528.42, 7,970,323.20 and 3,161,988.39 is: 4,363,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775,528.42 : 7,970,323.20 = 3,161,988.39 : x
  2. Step 2: Convert to fraction form
    5,775,528.42/7,970,323.20 = 3,161,988.39/x
  3. Step 3: Cross multiply
    5,775,528.42x = 7,970,323.20 × 3,161,988.39
  4. Step 4: Simplify right side
    5,775,528.42x = 25,202,069,422,947.65
  5. Step 5: Solve for x
    x = 25,202,069,422,947.65/5,775,528.42
  6. Step 6: Final answer
    x = 4,363,595.43

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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.