Home / 33,018,793.65-49,528,190.48-20,742,506.55

Finding the Fourth Proportional to 33,018,793.65, 49,528,190.48 and 20,742,506.55

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Solution

The fourth proportional to 33,018,793.65, 49,528,190.48 and 20,742,506.55 is: 31,113,759.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,018,793.65 : 49,528,190.48 = 20,742,506.55 : x
  2. Step 2: Convert to fraction form
    33,018,793.65/49,528,190.48 = 20,742,506.55/x
  3. Step 3: Cross multiply
    33,018,793.65x = 49,528,190.48 × 20,742,506.55
  4. Step 4: Simplify right side
    33,018,793.65x = 1,027,338,815,337,335.12
  5. Step 5: Solve for x
    x = 1,027,338,815,337,335.12/33,018,793.65
  6. Step 6: Final answer
    x = 31,113,759.83

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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.