Home / 38,248,484.94-52,784,780.58-21,508,492.95

Finding the Fourth Proportional to 38,248,484.94, 52,784,780.58 and 21,508,492.95

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Solution

The fourth proportional to 38,248,484.94, 52,784,780.58 and 21,508,492.95 is: 29,682,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248,484.94 : 52,784,780.58 = 21,508,492.95 : x
  2. Step 2: Convert to fraction form
    38,248,484.94/52,784,780.58 = 21,508,492.95/x
  3. Step 3: Cross multiply
    38,248,484.94x = 52,784,780.58 × 21,508,492.95
  4. Step 4: Simplify right side
    38,248,484.94x = 1,135,321,080,972,226.75
  5. Step 5: Solve for x
    x = 1,135,321,080,972,226.75/38,248,484.94
  6. Step 6: Final answer
    x = 29,682,772.61

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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.