Home / 10,367,690.99-15,550,955.20-3,179,205.15

Finding the Fourth Proportional to 10,367,690.99, 15,550,955.20 and 3,179,205.15

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Solution

The fourth proportional to 10,367,690.99, 15,550,955.20 and 3,179,205.15 is: 4,768,629.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,690.99 : 15,550,955.20 = 3,179,205.15 : x
  2. Step 2: Convert to fraction form
    10,367,690.99/15,550,955.20 = 3,179,205.15/x
  3. Step 3: Cross multiply
    10,367,690.99x = 15,550,955.20 × 3,179,205.15
  4. Step 4: Simplify right side
    10,367,690.99x = 49,439,676,859,259.27
  5. Step 5: Solve for x
    x = 49,439,676,859,259.27/10,367,690.99
  6. Step 6: Final answer
    x = 4,768,629.48

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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.