Home / 5,275,443.20-7,913,298.72-1,437,296.44

Finding the Fourth Proportional to 5,275,443.20, 7,913,298.72 and 1,437,296.44

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Solution

The fourth proportional to 5,275,443.20, 7,913,298.72 and 1,437,296.44 is: 2,155,981.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,443.20 : 7,913,298.72 = 1,437,296.44 : x
  2. Step 2: Convert to fraction form
    5,275,443.20/7,913,298.72 = 1,437,296.44/x
  3. Step 3: Cross multiply
    5,275,443.20x = 7,913,298.72 × 1,437,296.44
  4. Step 4: Simplify right side
    5,275,443.20x = 11,373,756,078,912.56
  5. Step 5: Solve for x
    x = 11,373,756,078,912.56/5,275,443.20
  6. Step 6: Final answer
    x = 2,155,981.15

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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.