Home / 5,416,639.40-8,124,959.10-2,224,056.80

Finding the Fourth Proportional to 5,416,639.40, 8,124,959.10 and 2,224,056.80

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Solution

The fourth proportional to 5,416,639.40, 8,124,959.10 and 2,224,056.80 is: 3,336,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416,639.40 : 8,124,959.10 = 2,224,056.80 : x
  2. Step 2: Convert to fraction form
    5,416,639.40/8,124,959.10 = 2,224,056.80/x
  3. Step 3: Cross multiply
    5,416,639.40x = 8,124,959.10 × 2,224,056.80
  4. Step 4: Simplify right side
    5,416,639.40x = 18,070,370,536,076.88
  5. Step 5: Solve for x
    x = 18,070,370,536,076.88/5,416,639.40
  6. Step 6: Final answer
    x = 3,336,085.20

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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.