Home / 50,921,314.74-76,379,900.67-12,581,863.38

Finding the Fourth Proportional to 50,921,314.74, 76,379,900.67 and 12,581,863.38

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Solution

The fourth proportional to 50,921,314.74, 76,379,900.67 and 12,581,863.38 is: 18,872,283.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,921,314.74 : 76,379,900.67 = 12,581,863.38 : x
  2. Step 2: Convert to fraction form
    50,921,314.74/76,379,900.67 = 12,581,863.38/x
  3. Step 3: Cross multiply
    50,921,314.74x = 76,379,900.67 × 12,581,863.38
  4. Step 4: Simplify right side
    50,921,314.74x = 961,001,475,207,910.50
  5. Step 5: Solve for x
    x = 961,001,475,207,910.50/50,921,314.74
  6. Step 6: Final answer
    x = 18,872,283.25

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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.