Home / 22,862,617.87-34,430,786.76-20,821,884.43

Finding the Fourth Proportional to 22,862,617.87, 34,430,786.76 and 20,821,884.43

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Solution

The fourth proportional to 22,862,617.87, 34,430,786.76 and 20,821,884.43 is: 31,357,470.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,862,617.87 : 34,430,786.76 = 20,821,884.43 : x
  2. Step 2: Convert to fraction form
    22,862,617.87/34,430,786.76 = 20,821,884.43/x
  3. Step 3: Cross multiply
    22,862,617.87x = 34,430,786.76 × 20,821,884.43
  4. Step 4: Simplify right side
    22,862,617.87x = 716,913,862,750,694.12
  5. Step 5: Solve for x
    x = 716,913,862,750,694.12/22,862,617.87
  6. Step 6: Final answer
    x = 31,357,470.38

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.