Home / 38,130,473.49-57,147,839.53-20,622,332.73

Finding the Fourth Proportional to 38,130,473.49, 57,147,839.53 and 20,622,332.73

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Solution

The fourth proportional to 38,130,473.49, 57,147,839.53 and 20,622,332.73 is: 30,907,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,130,473.49 : 57,147,839.53 = 20,622,332.73 : x
  2. Step 2: Convert to fraction form
    38,130,473.49/57,147,839.53 = 20,622,332.73/x
  3. Step 3: Cross multiply
    38,130,473.49x = 57,147,839.53 × 20,622,332.73
  4. Step 4: Simplify right side
    38,130,473.49x = 1,178,521,761,746,531
  5. Step 5: Solve for x
    x = 1,178,521,761,746,531/38,130,473.49
  6. Step 6: Final answer
    x = 30,907,608.90

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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.