Home / 12,749,170.20-17,593,341.60-6,947,827.38

Finding the Fourth Proportional to 12,749,170.20, 17,593,341.60 and 6,947,827.38

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Solution

The fourth proportional to 12,749,170.20, 17,593,341.60 and 6,947,827.38 is: 9,587,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,749,170.20 : 17,593,341.60 = 6,947,827.38 : x
  2. Step 2: Convert to fraction form
    12,749,170.20/17,593,341.60 = 6,947,827.38/x
  3. Step 3: Cross multiply
    12,749,170.20x = 17,593,341.60 × 6,947,827.38
  4. Step 4: Simplify right side
    12,749,170.20x = 122,235,500,474,173.02
  5. Step 5: Solve for x
    x = 122,235,500,474,173.02/12,749,170.20
  6. Step 6: Final answer
    x = 9,587,722.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.