Home / 33,233,280.40-49,849,920.60-20,468,198.80

Finding the Fourth Proportional to 33,233,280.40, 49,849,920.60 and 20,468,198.80

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Solution

The fourth proportional to 33,233,280.40, 49,849,920.60 and 20,468,198.80 is: 30,702,298.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,233,280.40 : 49,849,920.60 = 20,468,198.80 : x
  2. Step 2: Convert to fraction form
    33,233,280.40/49,849,920.60 = 20,468,198.80/x
  3. Step 3: Cross multiply
    33,233,280.40x = 49,849,920.60 × 20,468,198.80
  4. Step 4: Simplify right side
    33,233,280.40x = 1,020,338,085,005,015.38
  5. Step 5: Solve for x
    x = 1,020,338,085,005,015.38/33,233,280.40
  6. Step 6: Final answer
    x = 30,702,298.20

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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.