Home / 33,053,631.83-45,599,862.67-20,642,177.90

Finding the Fourth Proportional to 33,053,631.83, 45,599,862.67 and 20,642,177.90

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Solution

The fourth proportional to 33,053,631.83, 45,599,862.67 and 20,642,177.90 is: 28,477,369.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,053,631.83 : 45,599,862.67 = 20,642,177.90 : x
  2. Step 2: Convert to fraction form
    33,053,631.83/45,599,862.67 = 20,642,177.90/x
  3. Step 3: Cross multiply
    33,053,631.83x = 45,599,862.67 × 20,642,177.90
  4. Step 4: Simplify right side
    33,053,631.83x = 941,280,477,512,103.12
  5. Step 5: Solve for x
    x = 941,280,477,512,103.12/33,053,631.83
  6. Step 6: Final answer
    x = 28,477,369.22

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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.