Home / 8,538,174.45-12,786,736.55-4,883,828.67

Finding the Fourth Proportional to 8,538,174.45, 12,786,736.55 and 4,883,828.67

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Solution

The fourth proportional to 8,538,174.45, 12,786,736.55 and 4,883,828.67 is: 7,314,002.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,174.45 : 12,786,736.55 = 4,883,828.67 : x
  2. Step 2: Convert to fraction form
    8,538,174.45/12,786,736.55 = 4,883,828.67/x
  3. Step 3: Cross multiply
    8,538,174.45x = 12,786,736.55 × 4,883,828.67
  4. Step 4: Simplify right side
    8,538,174.45x = 62,448,230,534,207.74
  5. Step 5: Solve for x
    x = 62,448,230,534,207.74/8,538,174.45
  6. Step 6: Final answer
    x = 7,314,002.65

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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.