Home / 13,472,330.11-18,591,822.34-7,277,376.51

Finding the Fourth Proportional to 13,472,330.11, 18,591,822.34 and 7,277,376.51

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Solution

The fourth proportional to 13,472,330.11, 18,591,822.34 and 7,277,376.51 is: 10,042,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,330.11 : 18,591,822.34 = 7,277,376.51 : x
  2. Step 2: Convert to fraction form
    13,472,330.11/18,591,822.34 = 7,277,376.51/x
  3. Step 3: Cross multiply
    13,472,330.11x = 18,591,822.34 × 7,277,376.51
  4. Step 4: Simplify right side
    13,472,330.11x = 135,299,691,157,015.78
  5. Step 5: Solve for x
    x = 135,299,691,157,015.78/13,472,330.11
  6. Step 6: Final answer
    x = 10,042,783.25

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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.