Home / 19,065,181.92-28,588,788.24-6,926,085.60

Finding the Fourth Proportional to 19,065,181.92, 28,588,788.24 and 6,926,085.60

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Solution

The fourth proportional to 19,065,181.92, 28,588,788.24 and 6,926,085.60 is: 10,385,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065,181.92 : 28,588,788.24 = 6,926,085.60 : x
  2. Step 2: Convert to fraction form
    19,065,181.92/28,588,788.24 = 6,926,085.60/x
  3. Step 3: Cross multiply
    19,065,181.92x = 28,588,788.24 × 6,926,085.60
  4. Step 4: Simplify right side
    19,065,181.92x = 198,008,394,550,513.31
  5. Step 5: Solve for x
    x = 198,008,394,550,513.31/19,065,181.92
  6. Step 6: Final answer
    x = 10,385,864.42

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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.