Home / 13,207,988.40-19,811,982.60-11,082,224.40

Finding the Fourth Proportional to 13,207,988.40, 19,811,982.60 and 11,082,224.40

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Solution

The fourth proportional to 13,207,988.40, 19,811,982.60 and 11,082,224.40 is: 16,623,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207,988.40 : 19,811,982.60 = 11,082,224.40 : x
  2. Step 2: Convert to fraction form
    13,207,988.40/19,811,982.60 = 11,082,224.40/x
  3. Step 3: Cross multiply
    13,207,988.40x = 19,811,982.60 × 11,082,224.40
  4. Step 4: Simplify right side
    13,207,988.40x = 219,560,836,982,095.47
  5. Step 5: Solve for x
    x = 219,560,836,982,095.47/13,207,988.40
  6. Step 6: Final answer
    x = 16,623,336.60

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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.