Home / 9,428,334.92-13,011,104.34-5,135,982.92

Finding the Fourth Proportional to 9,428,334.92, 13,011,104.34 and 5,135,982.92

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Solution

The fourth proportional to 9,428,334.92, 13,011,104.34 and 5,135,982.92 is: 7,087,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428,334.92 : 13,011,104.34 = 5,135,982.92 : x
  2. Step 2: Convert to fraction form
    9,428,334.92/13,011,104.34 = 5,135,982.92/x
  3. Step 3: Cross multiply
    9,428,334.92x = 13,011,104.34 × 5,135,982.92
  4. Step 4: Simplify right side
    9,428,334.92x = 66,824,809,660,577.87
  5. Step 5: Solve for x
    x = 66,824,809,660,577.87/9,428,334.92
  6. Step 6: Final answer
    x = 7,087,657.60

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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.