Home / 5,378,526.02-8,070,171.48-2,819,132.71

Finding the Fourth Proportional to 5,378,526.02, 8,070,171.48 and 2,819,132.71

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Solution

The fourth proportional to 5,378,526.02, 8,070,171.48 and 2,819,132.71 is: 4,229,947.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378,526.02 : 8,070,171.48 = 2,819,132.71 : x
  2. Step 2: Convert to fraction form
    5,378,526.02/8,070,171.48 = 2,819,132.71/x
  3. Step 3: Cross multiply
    5,378,526.02x = 8,070,171.48 × 2,819,132.71
  4. Step 4: Simplify right side
    5,378,526.02x = 22,750,884,374,401.68
  5. Step 5: Solve for x
    x = 22,750,884,374,401.68/5,378,526.02
  6. Step 6: Final answer
    x = 4,229,947.82

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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.