Home / 28,044,385-38,701,251.30-15,167,329

Finding the Fourth Proportional to 28,044,385, 38,701,251.30 and 15,167,329

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Solution

The fourth proportional to 28,044,385, 38,701,251.30 and 15,167,329 is: 20,930,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,044,385 : 38,701,251.30 = 15,167,329 : x
  2. Step 2: Convert to fraction form
    28,044,385/38,701,251.30 = 15,167,329/x
  3. Step 3: Cross multiply
    28,044,385x = 38,701,251.30 × 15,167,329
  4. Step 4: Simplify right side
    28,044,385x = 586,994,611,178,777.62
  5. Step 5: Solve for x
    x = 586,994,611,178,777.62/28,044,385
  6. Step 6: Final answer
    x = 20,930,914.02

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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.