Home / 12,340,022.40-18,554,270.40-10,393,603.20

Finding the Fourth Proportional to 12,340,022.40, 18,554,270.40 and 10,393,603.20

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Solution

The fourth proportional to 12,340,022.40, 18,554,270.40 and 10,393,603.20 is: 15,627,664.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,340,022.40 : 18,554,270.40 = 10,393,603.20 : x
  2. Step 2: Convert to fraction form
    12,340,022.40/18,554,270.40 = 10,393,603.20/x
  3. Step 3: Cross multiply
    12,340,022.40x = 18,554,270.40 × 10,393,603.20
  4. Step 4: Simplify right side
    12,340,022.40x = 192,845,724,203,105.25
  5. Step 5: Solve for x
    x = 192,845,724,203,105.25/12,340,022.40
  6. Step 6: Final answer
    x = 15,627,664.03

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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.