Home / 25,338,620.80-38,007,931.20-22,149,974.80

Finding the Fourth Proportional to 25,338,620.80, 38,007,931.20 and 22,149,974.80

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Solution

The fourth proportional to 25,338,620.80, 38,007,931.20 and 22,149,974.80 is: 33,224,962.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338,620.80 : 38,007,931.20 = 22,149,974.80 : x
  2. Step 2: Convert to fraction form
    25,338,620.80/38,007,931.20 = 22,149,974.80/x
  3. Step 3: Cross multiply
    25,338,620.80x = 38,007,931.20 × 22,149,974.80
  4. Step 4: Simplify right side
    25,338,620.80x = 841,874,718,280,133.88
  5. Step 5: Solve for x
    x = 841,874,718,280,133.88/25,338,620.80
  6. Step 6: Final answer
    x = 33,224,962.20

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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.