Home / 8,042,455.72-11,103,933.54-6,178,551.67

Finding the Fourth Proportional to 8,042,455.72, 11,103,933.54 and 6,178,551.67

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Solution

The fourth proportional to 8,042,455.72, 11,103,933.54 and 6,178,551.67 is: 8,530,507.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,455.72 : 11,103,933.54 = 6,178,551.67 : x
  2. Step 2: Convert to fraction form
    8,042,455.72/11,103,933.54 = 6,178,551.67/x
  3. Step 3: Cross multiply
    8,042,455.72x = 11,103,933.54 × 6,178,551.67
  4. Step 4: Simplify right side
    8,042,455.72x = 68,606,227,117,136.01
  5. Step 5: Solve for x
    x = 68,606,227,117,136.01/8,042,455.72
  6. Step 6: Final answer
    x = 8,530,507.29

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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.