Home / 8,292,984.40-12,440,106.30-2,826,380.20

Finding the Fourth Proportional to 8,292,984.40, 12,440,106.30 and 2,826,380.20

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Solution

The fourth proportional to 8,292,984.40, 12,440,106.30 and 2,826,380.20 is: 4,239,784.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292,984.40 : 12,440,106.30 = 2,826,380.20 : x
  2. Step 2: Convert to fraction form
    8,292,984.40/12,440,106.30 = 2,826,380.20/x
  3. Step 3: Cross multiply
    8,292,984.40x = 12,440,106.30 × 2,826,380.20
  4. Step 4: Simplify right side
    8,292,984.40x = 35,160,470,132,215.27
  5. Step 5: Solve for x
    x = 35,160,470,132,215.27/8,292,984.40
  6. Step 6: Final answer
    x = 4,239,784.91

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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.