Home / 38,064,960-52,522,871.04-21,545,003.52

Finding the Fourth Proportional to 38,064,960, 52,522,871.04 and 21,545,003.52

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Solution

The fourth proportional to 38,064,960, 52,522,871.04 and 21,545,003.52 is: 29,728,270.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,064,960 : 52,522,871.04 = 21,545,003.52 : x
  2. Step 2: Convert to fraction form
    38,064,960/52,522,871.04 = 21,545,003.52/x
  3. Step 3: Cross multiply
    38,064,960x = 52,522,871.04 × 21,545,003.52
  4. Step 4: Simplify right side
    38,064,960x = 1,131,605,441,437,306
  5. Step 5: Solve for x
    x = 1,131,605,441,437,306/38,064,960
  6. Step 6: Final answer
    x = 29,728,270.87

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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.