Home / 39,198,623.13-58,805,783.28-21,951,351.27

Finding the Fourth Proportional to 39,198,623.13, 58,805,783.28 and 21,951,351.27

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Solution

The fourth proportional to 39,198,623.13, 58,805,783.28 and 21,951,351.27 is: 32,931,422.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,198,623.13 : 58,805,783.28 = 21,951,351.27 : x
  2. Step 2: Convert to fraction form
    39,198,623.13/58,805,783.28 = 21,951,351.27/x
  3. Step 3: Cross multiply
    39,198,623.13x = 58,805,783.28 × 21,951,351.27
  4. Step 4: Simplify right side
    39,198,623.13x = 1,290,866,405,486,772.75
  5. Step 5: Solve for x
    x = 1,290,866,405,486,772.75/39,198,623.13
  6. Step 6: Final answer
    x = 32,931,422.14

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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.