Home / 8,653,314.16-11,945,250.42-5,391,740.34

Finding the Fourth Proportional to 8,653,314.16, 11,945,250.42 and 5,391,740.34

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Solution

The fourth proportional to 8,653,314.16, 11,945,250.42 and 5,391,740.34 is: 7,442,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653,314.16 : 11,945,250.42 = 5,391,740.34 : x
  2. Step 2: Convert to fraction form
    8,653,314.16/11,945,250.42 = 5,391,740.34/x
  3. Step 3: Cross multiply
    8,653,314.16x = 11,945,250.42 × 5,391,740.34
  4. Step 4: Simplify right side
    8,653,314.16x = 64,405,688,560,915.94
  5. Step 5: Solve for x
    x = 64,405,688,560,915.94/8,653,314.16
  6. Step 6: Final answer
    x = 7,442,892.67

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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.