Home / 39,812,901.83-54,938,301.81-22,170,471.25

Finding the Fourth Proportional to 39,812,901.83, 54,938,301.81 and 22,170,471.25

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Solution

The fourth proportional to 39,812,901.83, 54,938,301.81 and 22,170,471.25 is: 30,593,299.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,812,901.83 : 54,938,301.81 = 22,170,471.25 : x
  2. Step 2: Convert to fraction form
    39,812,901.83/54,938,301.81 = 22,170,471.25/x
  3. Step 3: Cross multiply
    39,812,901.83x = 54,938,301.81 × 22,170,471.25
  4. Step 4: Simplify right side
    39,812,901.83x = 1,218,008,040,717,485.25
  5. Step 5: Solve for x
    x = 1,218,008,040,717,485.25/39,812,901.83
  6. Step 6: Final answer
    x = 30,593,299.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.