Home / 15,379,933.50-23,074,954.74-6,289,677.72

Finding the Fourth Proportional to 15,379,933.50, 23,074,954.74 and 6,289,677.72

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Solution

The fourth proportional to 15,379,933.50, 23,074,954.74 and 6,289,677.72 is: 9,436,583.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,379,933.50 : 23,074,954.74 = 6,289,677.72 : x
  2. Step 2: Convert to fraction form
    15,379,933.50/23,074,954.74 = 6,289,677.72/x
  3. Step 3: Cross multiply
    15,379,933.50x = 23,074,954.74 × 6,289,677.72
  4. Step 4: Simplify right side
    15,379,933.50x = 145,134,028,718,186.38
  5. Step 5: Solve for x
    x = 145,134,028,718,186.38/15,379,933.50
  6. Step 6: Final answer
    x = 9,436,583.63

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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.