Home / 8,748,031.20-13,122,046.80-8,188,159.20

Finding the Fourth Proportional to 8,748,031.20, 13,122,046.80 and 8,188,159.20

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Solution

The fourth proportional to 8,748,031.20, 13,122,046.80 and 8,188,159.20 is: 12,282,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,031.20 : 13,122,046.80 = 8,188,159.20 : x
  2. Step 2: Convert to fraction form
    8,748,031.20/13,122,046.80 = 8,188,159.20/x
  3. Step 3: Cross multiply
    8,748,031.20x = 13,122,046.80 × 8,188,159.20
  4. Step 4: Simplify right side
    8,748,031.20x = 107,445,408,228,250.56
  5. Step 5: Solve for x
    x = 107,445,408,228,250.56/8,748,031.20
  6. Step 6: Final answer
    x = 12,282,238.80

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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.