Home / 8,061,450.64-11,111,835.72-5,447,138.32

Finding the Fourth Proportional to 8,061,450.64, 11,111,835.72 and 5,447,138.32

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Solution

The fourth proportional to 8,061,450.64, 11,111,835.72 and 5,447,138.32 is: 7,508,289.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061,450.64 : 11,111,835.72 = 5,447,138.32 : x
  2. Step 2: Convert to fraction form
    8,061,450.64/11,111,835.72 = 5,447,138.32/x
  3. Step 3: Cross multiply
    8,061,450.64x = 11,111,835.72 × 5,447,138.32
  4. Step 4: Simplify right side
    8,061,450.64x = 60,527,706,155,956.80
  5. Step 5: Solve for x
    x = 60,527,706,155,956.80/8,061,450.64
  6. Step 6: Final answer
    x = 7,508,289.62

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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.