Home / 13,657,418.88-18,847,618.24-7,546,241.28

Finding the Fourth Proportional to 13,657,418.88, 18,847,618.24 and 7,546,241.28

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Solution

The fourth proportional to 13,657,418.88, 18,847,618.24 and 7,546,241.28 is: 10,414,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657,418.88 : 18,847,618.24 = 7,546,241.28 : x
  2. Step 2: Convert to fraction form
    13,657,418.88/18,847,618.24 = 7,546,241.28/x
  3. Step 3: Cross multiply
    13,657,418.88x = 18,847,618.24 × 7,546,241.28
  4. Step 4: Simplify right side
    13,657,418.88x = 142,228,674,792,368.94
  5. Step 5: Solve for x
    x = 142,228,674,792,368.94/13,657,418.88
  6. Step 6: Final answer
    x = 10,414,023.03

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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.