Home / 38,062,288.84-52,526,741.88-21,542,412.28

Finding the Fourth Proportional to 38,062,288.84, 52,526,741.88 and 21,542,412.28

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Solution

The fourth proportional to 38,062,288.84, 52,526,741.88 and 21,542,412.28 is: 29,728,972.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,062,288.84 : 52,526,741.88 = 21,542,412.28 : x
  2. Step 2: Convert to fraction form
    38,062,288.84/52,526,741.88 = 21,542,412.28/x
  3. Step 3: Cross multiply
    38,062,288.84x = 52,526,741.88 × 21,542,412.28
  4. Step 4: Simplify right side
    38,062,288.84x = 1,131,552,729,304,102.50
  5. Step 5: Solve for x
    x = 1,131,552,729,304,102.50/38,062,288.84
  6. Step 6: Final answer
    x = 29,728,972.27

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1.5x scale

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.