Home / 34,153,909.20-51,213,149.10-12,577,404.60

Finding the Fourth Proportional to 34,153,909.20, 51,213,149.10 and 12,577,404.60

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Solution

The fourth proportional to 34,153,909.20, 51,213,149.10 and 12,577,404.60 is: 18,859,583.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,153,909.20 : 51,213,149.10 = 12,577,404.60 : x
  2. Step 2: Convert to fraction form
    34,153,909.20/51,213,149.10 = 12,577,404.60/x
  3. Step 3: Cross multiply
    34,153,909.20x = 51,213,149.10 × 12,577,404.60
  4. Step 4: Simplify right side
    34,153,909.20x = 644,128,497,070,825.88
  5. Step 5: Solve for x
    x = 644,128,497,070,825.88/34,153,909.20
  6. Step 6: Final answer
    x = 18,859,583.34

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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.