Home / 11,963,142.40-17,944,713.60-8,750,876.80

Finding the Fourth Proportional to 11,963,142.40, 17,944,713.60 and 8,750,876.80

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Solution

The fourth proportional to 11,963,142.40, 17,944,713.60 and 8,750,876.80 is: 13,126,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,963,142.40 : 17,944,713.60 = 8,750,876.80 : x
  2. Step 2: Convert to fraction form
    11,963,142.40/17,944,713.60 = 8,750,876.80/x
  3. Step 3: Cross multiply
    11,963,142.40x = 17,944,713.60 × 8,750,876.80
  4. Step 4: Simplify right side
    11,963,142.40x = 157,031,977,924,884.50
  5. Step 5: Solve for x
    x = 157,031,977,924,884.50/11,963,142.40
  6. Step 6: Final answer
    x = 13,126,315.20

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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.