Home / 5,775,525.81-7,970,319.60-3,161,985.78

Finding the Fourth Proportional to 5,775,525.81, 7,970,319.60 and 3,161,985.78

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Solution

The fourth proportional to 5,775,525.81, 7,970,319.60 and 3,161,985.78 is: 4,363,591.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775,525.81 : 7,970,319.60 = 3,161,985.78 : x
  2. Step 2: Convert to fraction form
    5,775,525.81/7,970,319.60 = 3,161,985.78/x
  3. Step 3: Cross multiply
    5,775,525.81x = 7,970,319.60 × 3,161,985.78
  4. Step 4: Simplify right side
    5,775,525.81x = 25,202,037,237,255.29
  5. Step 5: Solve for x
    x = 25,202,037,237,255.29/5,775,525.81
  6. Step 6: Final answer
    x = 4,363,591.83

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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.