Home / 33,086,488.30-45,646,829.31-20,521,731.04

Finding the Fourth Proportional to 33,086,488.30, 45,646,829.31 and 20,521,731.04

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Solution

The fourth proportional to 33,086,488.30, 45,646,829.31 and 20,521,731.04 is: 28,312,220.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,086,488.30 : 45,646,829.31 = 20,521,731.04 : x
  2. Step 2: Convert to fraction form
    33,086,488.30/45,646,829.31 = 20,521,731.04/x
  3. Step 3: Cross multiply
    33,086,488.30x = 45,646,829.31 × 20,521,731.04
  4. Step 4: Simplify right side
    33,086,488.30x = 936,751,953,928,608.75
  5. Step 5: Solve for x
    x = 936,751,953,928,608.75/33,086,488.30
  6. Step 6: Final answer
    x = 28,312,220.55

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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.