Home / 52,117,441.29-71,922,153.69-28,912,568.49

Finding the Fourth Proportional to 52,117,441.29, 71,922,153.69 and 28,912,568.49

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Solution

The fourth proportional to 52,117,441.29, 71,922,153.69 and 28,912,568.49 is: 39,899,391.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,117,441.29 : 71,922,153.69 = 28,912,568.49 : x
  2. Step 2: Convert to fraction form
    52,117,441.29/71,922,153.69 = 28,912,568.49/x
  3. Step 3: Cross multiply
    52,117,441.29x = 71,922,153.69 × 28,912,568.49
  4. Step 4: Simplify right side
    52,117,441.29x = 2,079,454,194,510,431
  5. Step 5: Solve for x
    x = 2,079,454,194,510,431/52,117,441.29
  6. Step 6: Final answer
    x = 39,899,391.51

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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.