Home / 8,292,987.40-12,440,110.80-2,826,383.20

Finding the Fourth Proportional to 8,292,987.40, 12,440,110.80 and 2,826,383.20

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Solution

The fourth proportional to 8,292,987.40, 12,440,110.80 and 2,826,383.20 is: 4,239,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292,987.40 : 12,440,110.80 = 2,826,383.20 : x
  2. Step 2: Convert to fraction form
    8,292,987.40/12,440,110.80 = 2,826,383.20/x
  3. Step 3: Cross multiply
    8,292,987.40x = 12,440,110.80 × 2,826,383.20
  4. Step 4: Simplify right side
    8,292,987.40x = 35,160,520,171,258.56
  5. Step 5: Solve for x
    x = 35,160,520,171,258.56/8,292,987.40
  6. Step 6: Final answer
    x = 4,239,789.41

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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.