Home / 33,039,003.60-49,558,505.40-20,124,987.30

Finding the Fourth Proportional to 33,039,003.60, 49,558,505.40 and 20,124,987.30

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Solution

The fourth proportional to 33,039,003.60, 49,558,505.40 and 20,124,987.30 is: 30,187,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,039,003.60 : 49,558,505.40 = 20,124,987.30 : x
  2. Step 2: Convert to fraction form
    33,039,003.60/49,558,505.40 = 20,124,987.30/x
  3. Step 3: Cross multiply
    33,039,003.60x = 49,558,505.40 × 20,124,987.30
  4. Step 4: Simplify right side
    33,039,003.60x = 997,364,291,781,981.38
  5. Step 5: Solve for x
    x = 997,364,291,781,981.38/33,039,003.60
  6. Step 6: Final answer
    x = 30,187,480.95

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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.