Home / 6,128,502.60-9,198,002.70-2,722,031.40

Finding the Fourth Proportional to 6,128,502.60, 9,198,002.70 and 2,722,031.40

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Solution

The fourth proportional to 6,128,502.60, 9,198,002.70 and 2,722,031.40 is: 4,085,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,502.60 : 9,198,002.70 = 2,722,031.40 : x
  2. Step 2: Convert to fraction form
    6,128,502.60/9,198,002.70 = 2,722,031.40/x
  3. Step 3: Cross multiply
    6,128,502.60x = 9,198,002.70 × 2,722,031.40
  4. Step 4: Simplify right side
    6,128,502.60x = 25,037,252,166,684.78
  5. Step 5: Solve for x
    x = 25,037,252,166,684.78/6,128,502.60
  6. Step 6: Final answer
    x = 4,085,378.40

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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.