Home / 65,869,351.92-90,900,247.21-36,501,174.95

Finding the Fourth Proportional to 65,869,351.92, 90,900,247.21 and 36,501,174.95

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Solution

The fourth proportional to 65,869,351.92, 90,900,247.21 and 36,501,174.95 is: 50,371,921.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,869,351.92 : 90,900,247.21 = 36,501,174.95 : x
  2. Step 2: Convert to fraction form
    65,869,351.92/90,900,247.21 = 36,501,174.95/x
  3. Step 3: Cross multiply
    65,869,351.92x = 90,900,247.21 × 36,501,174.95
  4. Step 4: Simplify right side
    65,869,351.92x = 3,317,965,825,864,705
  5. Step 5: Solve for x
    x = 3,317,965,825,864,705/65,869,351.92
  6. Step 6: Final answer
    x = 50,371,921.53

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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.