Home / 8,648,900.75-11,933,502.91-5,163,561.20

Finding the Fourth Proportional to 8,648,900.75, 11,933,502.91 and 5,163,561.20

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Solution

The fourth proportional to 8,648,900.75, 11,933,502.91 and 5,163,561.20 is: 7,124,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648,900.75 : 11,933,502.91 = 5,163,561.20 : x
  2. Step 2: Convert to fraction form
    8,648,900.75/11,933,502.91 = 5,163,561.20/x
  3. Step 3: Cross multiply
    8,648,900.75x = 11,933,502.91 × 5,163,561.20
  4. Step 4: Simplify right side
    8,648,900.75x = 61,619,372,606,163.09
  5. Step 5: Solve for x
    x = 61,619,372,606,163.09/8,648,900.75
  6. Step 6: Final answer
    x = 7,124,532.28

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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.