Home / 6,739,947.20-10,109,920.80-2,960,811.20

Finding the Fourth Proportional to 6,739,947.20, 10,109,920.80 and 2,960,811.20

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Solution

The fourth proportional to 6,739,947.20, 10,109,920.80 and 2,960,811.20 is: 4,441,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,947.20 : 10,109,920.80 = 2,960,811.20 : x
  2. Step 2: Convert to fraction form
    6,739,947.20/10,109,920.80 = 2,960,811.20/x
  3. Step 3: Cross multiply
    6,739,947.20x = 10,109,920.80 × 2,960,811.20
  4. Step 4: Simplify right side
    6,739,947.20x = 29,933,566,735,752.96
  5. Step 5: Solve for x
    x = 29,933,566,735,752.96/6,739,947.20
  6. Step 6: Final answer
    x = 4,441,216.80

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1.5x scale

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.