Home / 51,045,738.52-76,388,748.88-31,885,519

Finding the Fourth Proportional to 51,045,738.52, 76,388,748.88 and 31,885,519

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Solution

The fourth proportional to 51,045,738.52, 76,388,748.88 and 31,885,519 is: 47,715,930.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,045,738.52 : 76,388,748.88 = 31,885,519 : x
  2. Step 2: Convert to fraction form
    51,045,738.52/76,388,748.88 = 31,885,519/x
  3. Step 3: Cross multiply
    51,045,738.52x = 76,388,748.88 × 31,885,519
  4. Step 4: Simplify right side
    51,045,738.52x = 2,435,694,903,799,468.50
  5. Step 5: Solve for x
    x = 2,435,694,903,799,468.50/51,045,738.52
  6. Step 6: Final answer
    x = 47,715,930.35

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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.