Home / 51,082,568.66-70,492,961.07-27,877,861.69

Finding the Fourth Proportional to 51,082,568.66, 70,492,961.07 and 27,877,861.69

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Solution

The fourth proportional to 51,082,568.66, 70,492,961.07 and 27,877,861.69 is: 38,470,912.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,082,568.66 : 70,492,961.07 = 27,877,861.69 : x
  2. Step 2: Convert to fraction form
    51,082,568.66/70,492,961.07 = 27,877,861.69/x
  3. Step 3: Cross multiply
    51,082,568.66x = 70,492,961.07 × 27,877,861.69
  4. Step 4: Simplify right side
    51,082,568.66x = 1,965,193,018,651,781.75
  5. Step 5: Solve for x
    x = 1,965,193,018,651,781.75/51,082,568.66
  6. Step 6: Final answer
    x = 38,470,912.29

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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.