Home / 28,546,850.34-39,394,696.68-15,494,113.98

Finding the Fourth Proportional to 28,546,850.34, 39,394,696.68 and 15,494,113.98

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Solution

The fourth proportional to 28,546,850.34, 39,394,696.68 and 15,494,113.98 is: 21,381,900.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,850.34 : 39,394,696.68 = 15,494,113.98 : x
  2. Step 2: Convert to fraction form
    28,546,850.34/39,394,696.68 = 15,494,113.98/x
  3. Step 3: Cross multiply
    28,546,850.34x = 39,394,696.68 × 15,494,113.98
  4. Step 4: Simplify right side
    28,546,850.34x = 610,385,920,567,447.62
  5. Step 5: Solve for x
    x = 610,385,920,567,447.62/28,546,850.34
  6. Step 6: Final answer
    x = 21,381,900.75

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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.