Home / 14,436,247.42-21,647,285.24-7,141,278.60

Finding the Fourth Proportional to 14,436,247.42, 21,647,285.24 and 7,141,278.60

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Solution

The fourth proportional to 14,436,247.42, 21,647,285.24 and 7,141,278.60 is: 10,708,412.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,436,247.42 : 21,647,285.24 = 7,141,278.60 : x
  2. Step 2: Convert to fraction form
    14,436,247.42/21,647,285.24 = 7,141,278.60/x
  3. Step 3: Cross multiply
    14,436,247.42x = 21,647,285.24 × 7,141,278.60
  4. Step 4: Simplify right side
    14,436,247.42x = 154,589,294,832,507.84
  5. Step 5: Solve for x
    x = 154,589,294,832,507.84/14,436,247.42
  6. Step 6: Final answer
    x = 10,708,412.67

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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.