Home / 13,739,734.66-18,960,093.62-7,627,769.50

Finding the Fourth Proportional to 13,739,734.66, 18,960,093.62 and 7,627,769.50

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Solution

The fourth proportional to 13,739,734.66, 18,960,093.62 and 7,627,769.50 is: 10,525,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,739,734.66 : 18,960,093.62 = 7,627,769.50 : x
  2. Step 2: Convert to fraction form
    13,739,734.66/18,960,093.62 = 7,627,769.50/x
  3. Step 3: Cross multiply
    13,739,734.66x = 18,960,093.62 × 7,627,769.50
  4. Step 4: Simplify right side
    13,739,734.66x = 144,623,223,831,780.59
  5. Step 5: Solve for x
    x = 144,623,223,831,780.59/13,739,734.66
  6. Step 6: Final answer
    x = 10,525,910.97

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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.