Home / 39,471,679.84-59,115,549.12-38,382,028.96

Finding the Fourth Proportional to 39,471,679.84, 59,115,549.12 and 38,382,028.96

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Solution

The fourth proportional to 39,471,679.84, 59,115,549.12 and 38,382,028.96 is: 57,483,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,471,679.84 : 59,115,549.12 = 38,382,028.96 : x
  2. Step 2: Convert to fraction form
    39,471,679.84/59,115,549.12 = 38,382,028.96/x
  3. Step 3: Cross multiply
    39,471,679.84x = 59,115,549.12 × 38,382,028.96
  4. Step 4: Simplify right side
    39,471,679.84x = 2,268,974,718,310,142.50
  5. Step 5: Solve for x
    x = 2,268,974,718,310,142.50/39,471,679.84
  6. Step 6: Final answer
    x = 57,483,611.73

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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.