Home / 9,327,428.72-13,980,529.92-5,676,105.46

Finding the Fourth Proportional to 9,327,428.72, 13,980,529.92 and 5,676,105.46

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Solution

The fourth proportional to 9,327,428.72, 13,980,529.92 and 5,676,105.46 is: 8,507,699.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327,428.72 : 13,980,529.92 = 5,676,105.46 : x
  2. Step 2: Convert to fraction form
    9,327,428.72/13,980,529.92 = 5,676,105.46/x
  3. Step 3: Cross multiply
    9,327,428.72x = 13,980,529.92 × 5,676,105.46
  4. Step 4: Simplify right side
    9,327,428.72x = 79,354,962,212,605.36
  5. Step 5: Solve for x
    x = 79,354,962,212,605.36/9,327,428.72
  6. Step 6: Final answer
    x = 8,507,699.67

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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.