Home / 39,268,411.50-58,823,009.07-18,206,173.15

Finding the Fourth Proportional to 39,268,411.50, 58,823,009.07 and 18,206,173.15

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Solution

The fourth proportional to 39,268,411.50, 58,823,009.07 and 18,206,173.15 is: 27,272,350.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,268,411.50 : 58,823,009.07 = 18,206,173.15 : x
  2. Step 2: Convert to fraction form
    39,268,411.50/58,823,009.07 = 18,206,173.15/x
  3. Step 3: Cross multiply
    39,268,411.50x = 58,823,009.07 × 18,206,173.15
  4. Step 4: Simplify right side
    39,268,411.50x = 1,070,941,888,332,440.38
  5. Step 5: Solve for x
    x = 1,070,941,888,332,440.38/39,268,411.50
  6. Step 6: Final answer
    x = 27,272,350.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.