Home / 8,979,930.75-13,470,012.78-2,996,298.75

Finding the Fourth Proportional to 8,979,930.75, 13,470,012.78 and 2,996,298.75

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Solution

The fourth proportional to 8,979,930.75, 13,470,012.78 and 2,996,298.75 is: 4,494,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,930.75 : 13,470,012.78 = 2,996,298.75 : x
  2. Step 2: Convert to fraction form
    8,979,930.75/13,470,012.78 = 2,996,298.75/x
  3. Step 3: Cross multiply
    8,979,930.75x = 13,470,012.78 × 2,996,298.75
  4. Step 4: Simplify right side
    8,979,930.75x = 40,360,182,455,198.02
  5. Step 5: Solve for x
    x = 40,360,182,455,198.02/8,979,930.75
  6. Step 6: Final answer
    x = 4,494,487.05

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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.