Home / 5,416,643.40-8,124,965.10-2,224,060.80

Finding the Fourth Proportional to 5,416,643.40, 8,124,965.10 and 2,224,060.80

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Solution

The fourth proportional to 5,416,643.40, 8,124,965.10 and 2,224,060.80 is: 3,336,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416,643.40 : 8,124,965.10 = 2,224,060.80 : x
  2. Step 2: Convert to fraction form
    5,416,643.40/8,124,965.10 = 2,224,060.80/x
  3. Step 3: Cross multiply
    5,416,643.40x = 8,124,965.10 × 2,224,060.80
  4. Step 4: Simplify right side
    5,416,643.40x = 18,070,416,380,278.08
  5. Step 5: Solve for x
    x = 18,070,416,380,278.08/5,416,643.40
  6. Step 6: Final answer
    x = 3,336,091.20

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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.