Home / 13,177,328.40-19,765,992.60-11,098,803.60

Finding the Fourth Proportional to 13,177,328.40, 19,765,992.60 and 11,098,803.60

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Solution

The fourth proportional to 13,177,328.40, 19,765,992.60 and 11,098,803.60 is: 16,648,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177,328.40 : 19,765,992.60 = 11,098,803.60 : x
  2. Step 2: Convert to fraction form
    13,177,328.40/19,765,992.60 = 11,098,803.60/x
  3. Step 3: Cross multiply
    13,177,328.40x = 19,765,992.60 × 11,098,803.60
  4. Step 4: Simplify right side
    13,177,328.40x = 219,378,869,826,453.38
  5. Step 5: Solve for x
    x = 219,378,869,826,453.38/13,177,328.40
  6. Step 6: Final answer
    x = 16,648,205.40

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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.