Home / 13,659,907.48-18,850,679.06-7,548,335.96

Finding the Fourth Proportional to 13,659,907.48, 18,850,679.06 and 7,548,335.96

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Solution

The fourth proportional to 13,659,907.48, 18,850,679.06 and 7,548,335.96 is: 10,416,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659,907.48 : 18,850,679.06 = 7,548,335.96 : x
  2. Step 2: Convert to fraction form
    13,659,907.48/18,850,679.06 = 7,548,335.96/x
  3. Step 3: Cross multiply
    13,659,907.48x = 18,850,679.06 × 7,548,335.96
  4. Step 4: Simplify right side
    13,659,907.48x = 142,291,258,619,017
  5. Step 5: Solve for x
    x = 142,291,258,619,017/13,659,907.48
  6. Step 6: Final answer
    x = 10,416,707.35

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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.