Home / 11,565,299.20-17,347,948.80-7,291,609.60

Finding the Fourth Proportional to 11,565,299.20, 17,347,948.80 and 7,291,609.60

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Solution

The fourth proportional to 11,565,299.20, 17,347,948.80 and 7,291,609.60 is: 10,937,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565,299.20 : 17,347,948.80 = 7,291,609.60 : x
  2. Step 2: Convert to fraction form
    11,565,299.20/17,347,948.80 = 7,291,609.60/x
  3. Step 3: Cross multiply
    11,565,299.20x = 17,347,948.80 × 7,291,609.60
  4. Step 4: Simplify right side
    11,565,299.20x = 126,494,470,010,388.48
  5. Step 5: Solve for x
    x = 126,494,470,010,388.48/11,565,299.20
  6. Step 6: Final answer
    x = 10,937,414.40

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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.