Home / 9,888,633.28-14,837,212.50-5,338,778.64

Finding the Fourth Proportional to 9,888,633.28, 14,837,212.50 and 5,338,778.64

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Solution

The fourth proportional to 9,888,633.28, 14,837,212.50 and 5,338,778.64 is: 8,010,469.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888,633.28 : 14,837,212.50 = 5,338,778.64 : x
  2. Step 2: Convert to fraction form
    9,888,633.28/14,837,212.50 = 5,338,778.64/x
  3. Step 3: Cross multiply
    9,888,633.28x = 14,837,212.50 × 5,338,778.64
  4. Step 4: Simplify right side
    9,888,633.28x = 79,212,593,172,141
  5. Step 5: Solve for x
    x = 79,212,593,172,141/9,888,633.28
  6. Step 6: Final answer
    x = 8,010,469.29

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1.5x scale

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.