Home / 11,768,890.60-17,653,335.90-9,778,234.60

Finding the Fourth Proportional to 11,768,890.60, 17,653,335.90 and 9,778,234.60

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Solution

The fourth proportional to 11,768,890.60, 17,653,335.90 and 9,778,234.60 is: 14,667,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,768,890.60 : 17,653,335.90 = 9,778,234.60 : x
  2. Step 2: Convert to fraction form
    11,768,890.60/17,653,335.90 = 9,778,234.60/x
  3. Step 3: Cross multiply
    11,768,890.60x = 17,653,335.90 × 9,778,234.60
  4. Step 4: Simplify right side
    11,768,890.60x = 172,618,459,902,802.12
  5. Step 5: Solve for x
    x = 172,618,459,902,802.12/11,768,890.60
  6. Step 6: Final answer
    x = 14,667,351.90

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Similar ratio
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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.