Home / 13,494,146.60-18,622,132.26-7,382,677.16

Finding the Fourth Proportional to 13,494,146.60, 18,622,132.26 and 7,382,677.16

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Solution

The fourth proportional to 13,494,146.60, 18,622,132.26 and 7,382,677.16 is: 10,188,209.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494,146.60 : 18,622,132.26 = 7,382,677.16 : x
  2. Step 2: Convert to fraction form
    13,494,146.60/18,622,132.26 = 7,382,677.16/x
  3. Step 3: Cross multiply
    13,494,146.60x = 18,622,132.26 × 7,382,677.16
  4. Step 4: Simplify right side
    13,494,146.60x = 137,481,190,506,401.20
  5. Step 5: Solve for x
    x = 137,481,190,506,401.20/13,494,146.60
  6. Step 6: Final answer
    x = 10,188,209.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.