Home / 12,401,701.28-18,601,349.13-3,765,876.47

Finding the Fourth Proportional to 12,401,701.28, 18,601,349.13 and 3,765,876.47

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Solution

The fourth proportional to 12,401,701.28, 18,601,349.13 and 3,765,876.47 is: 5,648,449.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,401,701.28 : 18,601,349.13 = 3,765,876.47 : x
  2. Step 2: Convert to fraction form
    12,401,701.28/18,601,349.13 = 3,765,876.47/x
  3. Step 3: Cross multiply
    12,401,701.28x = 18,601,349.13 × 3,765,876.47
  4. Step 4: Simplify right side
    12,401,701.28x = 70,050,383,045,425.34
  5. Step 5: Solve for x
    x = 70,050,383,045,425.34/12,401,701.28
  6. Step 6: Final answer
    x = 5,648,449.47

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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.