Home / 22,486,449.60-31,031,310.84-12,173,172.69

Finding the Fourth Proportional to 22,486,449.60, 31,031,310.84 and 12,173,172.69

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Solution

The fourth proportional to 22,486,449.60, 31,031,310.84 and 12,173,172.69 is: 16,798,983.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,449.60 : 31,031,310.84 = 12,173,172.69 : x
  2. Step 2: Convert to fraction form
    22,486,449.60/31,031,310.84 = 12,173,172.69/x
  3. Step 3: Cross multiply
    22,486,449.60x = 31,031,310.84 × 12,173,172.69
  4. Step 4: Simplify right side
    22,486,449.60x = 377,749,505,652,388.94
  5. Step 5: Solve for x
    x = 377,749,505,652,388.94/22,486,449.60
  6. Step 6: Final answer
    x = 16,798,983.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.