Home / 65,267,240.23-90,068,837.51-35,900,806.87

Finding the Fourth Proportional to 65,267,240.23, 90,068,837.51 and 35,900,806.87

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Solution

The fourth proportional to 65,267,240.23, 90,068,837.51 and 35,900,806.87 is: 49,543,138.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,267,240.23 : 90,068,837.51 = 35,900,806.87 : x
  2. Step 2: Convert to fraction form
    65,267,240.23/90,068,837.51 = 35,900,806.87/x
  3. Step 3: Cross multiply
    65,267,240.23x = 90,068,837.51 × 35,900,806.87
  4. Step 4: Simplify right side
    65,267,240.23x = 3,233,543,940,452,318
  5. Step 5: Solve for x
    x = 3,233,543,940,452,318/65,267,240.23
  6. Step 6: Final answer
    x = 49,543,138.78

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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.