Home / 21,482,453.96-32,222,806.98-5,307,997.94

Finding the Fourth Proportional to 21,482,453.96, 32,222,806.98 and 5,307,997.94

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Solution

The fourth proportional to 21,482,453.96, 32,222,806.98 and 5,307,997.94 is: 7,961,780.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482,453.96 : 32,222,806.98 = 5,307,997.94 : x
  2. Step 2: Convert to fraction form
    21,482,453.96/32,222,806.98 = 5,307,997.94/x
  3. Step 3: Cross multiply
    21,482,453.96x = 32,222,806.98 × 5,307,997.94
  4. Step 4: Simplify right side
    21,482,453.96x = 171,038,593,070,857.62
  5. Step 5: Solve for x
    x = 171,038,593,070,857.62/21,482,453.96
  6. Step 6: Final answer
    x = 7,961,780.97

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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.