Home / 11,311,872.66-15,607,663.20-6,665,847.93

Finding the Fourth Proportional to 11,311,872.66, 15,607,663.20 and 6,665,847.93

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Solution

The fourth proportional to 11,311,872.66, 15,607,663.20 and 6,665,847.93 is: 9,197,266.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,311,872.66 : 15,607,663.20 = 6,665,847.93 : x
  2. Step 2: Convert to fraction form
    11,311,872.66/15,607,663.20 = 6,665,847.93/x
  3. Step 3: Cross multiply
    11,311,872.66x = 15,607,663.20 × 6,665,847.93
  4. Step 4: Simplify right side
    11,311,872.66x = 104,038,309,433,857.17
  5. Step 5: Solve for x
    x = 104,038,309,433,857.17/11,311,872.66
  6. Step 6: Final answer
    x = 9,197,266.67

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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.