Home / 19,081,357.32-28,606,982.96-9,491,501.64

Finding the Fourth Proportional to 19,081,357.32, 28,606,982.96 and 9,491,501.64

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Solution

The fourth proportional to 19,081,357.32, 28,606,982.96 and 9,491,501.64 is: 14,229,764.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081,357.32 : 28,606,982.96 = 9,491,501.64 : x
  2. Step 2: Convert to fraction form
    19,081,357.32/28,606,982.96 = 9,491,501.64/x
  3. Step 3: Cross multiply
    19,081,357.32x = 28,606,982.96 × 9,491,501.64
  4. Step 4: Simplify right side
    19,081,357.32x = 271,523,225,680,292.09
  5. Step 5: Solve for x
    x = 271,523,225,680,292.09/19,081,357.32
  6. Step 6: Final answer
    x = 14,229,764.75

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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.