Home / 13,284,930.80-19,914,954.60-10,404,700.40

Finding the Fourth Proportional to 13,284,930.80, 19,914,954.60 and 10,404,700.40

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Solution

The fourth proportional to 13,284,930.80, 19,914,954.60 and 10,404,700.40 is: 15,597,306.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284,930.80 : 19,914,954.60 = 10,404,700.40 : x
  2. Step 2: Convert to fraction form
    13,284,930.80/19,914,954.60 = 10,404,700.40/x
  3. Step 3: Cross multiply
    13,284,930.80x = 19,914,954.60 × 10,404,700.40
  4. Step 4: Simplify right side
    13,284,930.80x = 207,209,136,092,601.88
  5. Step 5: Solve for x
    x = 207,209,136,092,601.88/13,284,930.80
  6. Step 6: Final answer
    x = 15,597,306.39

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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.