Home / 29,720,727.43-41,019,087.02-18,125,017.04

Finding the Fourth Proportional to 29,720,727.43, 41,019,087.02 and 18,125,017.04

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Solution

The fourth proportional to 29,720,727.43, 41,019,087.02 and 18,125,017.04 is: 25,015,257.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720,727.43 : 41,019,087.02 = 18,125,017.04 : x
  2. Step 2: Convert to fraction form
    29,720,727.43/41,019,087.02 = 18,125,017.04/x
  3. Step 3: Cross multiply
    29,720,727.43x = 41,019,087.02 × 18,125,017.04
  4. Step 4: Simplify right side
    29,720,727.43x = 743,471,651,214,665.50
  5. Step 5: Solve for x
    x = 743,471,651,214,665.50/29,720,727.43
  6. Step 6: Final answer
    x = 25,015,257.55

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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.