Home / 13,236,498.80-19,854,748.20-8,197,650.80

Finding the Fourth Proportional to 13,236,498.80, 19,854,748.20 and 8,197,650.80

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Solution

The fourth proportional to 13,236,498.80, 19,854,748.20 and 8,197,650.80 is: 12,296,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236,498.80 : 19,854,748.20 = 8,197,650.80 : x
  2. Step 2: Convert to fraction form
    13,236,498.80/19,854,748.20 = 8,197,650.80/x
  3. Step 3: Cross multiply
    13,236,498.80x = 19,854,748.20 × 8,197,650.80
  4. Step 4: Simplify right side
    13,236,498.80x = 162,762,292,465,528.56
  5. Step 5: Solve for x
    x = 162,762,292,465,528.56/13,236,498.80
  6. Step 6: Final answer
    x = 12,296,476.20

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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.