Home / 10,367,690.96-15,550,955.16-3,179,205.12

Finding the Fourth Proportional to 10,367,690.96, 15,550,955.16 and 3,179,205.12

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Solution

The fourth proportional to 10,367,690.96, 15,550,955.16 and 3,179,205.12 is: 4,768,629.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,690.96 : 15,550,955.16 = 3,179,205.12 : x
  2. Step 2: Convert to fraction form
    10,367,690.96/15,550,955.16 = 3,179,205.12/x
  3. Step 3: Cross multiply
    10,367,690.96x = 15,550,955.16 × 3,179,205.12
  4. Step 4: Simplify right side
    10,367,690.96x = 49,439,676,265,562.42
  5. Step 5: Solve for x
    x = 49,439,676,265,562.42/10,367,690.96
  6. Step 6: Final answer
    x = 4,768,629.43

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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.