Home / 8,152,021.20-12,228,031.80-3,358,117.20

Finding the Fourth Proportional to 8,152,021.20, 12,228,031.80 and 3,358,117.20

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Solution

The fourth proportional to 8,152,021.20, 12,228,031.80 and 3,358,117.20 is: 5,037,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152,021.20 : 12,228,031.80 = 3,358,117.20 : x
  2. Step 2: Convert to fraction form
    8,152,021.20/12,228,031.80 = 3,358,117.20/x
  3. Step 3: Cross multiply
    8,152,021.20x = 12,228,031.80 × 3,358,117.20
  4. Step 4: Simplify right side
    8,152,021.20x = 41,063,163,909,726.96
  5. Step 5: Solve for x
    x = 41,063,163,909,726.96/8,152,021.20
  6. Step 6: Final answer
    x = 5,037,175.80

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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.