Home / 12,401,691.17-18,601,333.90-3,765,866.50

Finding the Fourth Proportional to 12,401,691.17, 18,601,333.90 and 3,765,866.50

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Solution

The fourth proportional to 12,401,691.17, 18,601,333.90 and 3,765,866.50 is: 5,648,434.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,401,691.17 : 18,601,333.90 = 3,765,866.50 : x
  2. Step 2: Convert to fraction form
    12,401,691.17/18,601,333.90 = 3,765,866.50/x
  3. Step 3: Cross multiply
    12,401,691.17x = 18,601,333.90 × 3,765,866.50
  4. Step 4: Simplify right side
    12,401,691.17x = 70,050,140,098,528.85
  5. Step 5: Solve for x
    x = 70,050,140,098,528.85/12,401,691.17
  6. Step 6: Final answer
    x = 5,648,434.49

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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.