Home / 8,292,983.40-12,440,104.80-2,826,379.20

Finding the Fourth Proportional to 8,292,983.40, 12,440,104.80 and 2,826,379.20

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Solution

The fourth proportional to 8,292,983.40, 12,440,104.80 and 2,826,379.20 is: 4,239,783.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292,983.40 : 12,440,104.80 = 2,826,379.20 : x
  2. Step 2: Convert to fraction form
    8,292,983.40/12,440,104.80 = 2,826,379.20/x
  3. Step 3: Cross multiply
    8,292,983.40x = 12,440,104.80 × 2,826,379.20
  4. Step 4: Simplify right side
    8,292,983.40x = 35,160,453,452,540.16
  5. Step 5: Solve for x
    x = 35,160,453,452,540.16/8,292,983.40
  6. Step 6: Final answer
    x = 4,239,783.41

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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.