Home / 33,139,373.42-45,731,966.55-18,454,718.18

Finding the Fourth Proportional to 33,139,373.42, 45,731,966.55 and 18,454,718.18

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Solution

The fourth proportional to 33,139,373.42, 45,731,966.55 and 18,454,718.18 is: 25,467,305.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,139,373.42 : 45,731,966.55 = 18,454,718.18 : x
  2. Step 2: Convert to fraction form
    33,139,373.42/45,731,966.55 = 18,454,718.18/x
  3. Step 3: Cross multiply
    33,139,373.42x = 45,731,966.55 × 18,454,718.18
  4. Step 4: Simplify right side
    33,139,373.42x = 843,970,554,542,561.62
  5. Step 5: Solve for x
    x = 843,970,554,542,561.62/33,139,373.42
  6. Step 6: Final answer
    x = 25,467,305.73

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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.