Home / 18,770,805.50-25,903,711.60-10,186,101.50

Finding the Fourth Proportional to 18,770,805.50, 25,903,711.60 and 10,186,101.50

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Solution

The fourth proportional to 18,770,805.50, 25,903,711.60 and 10,186,101.50 is: 14,056,820.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,770,805.50 : 25,903,711.60 = 10,186,101.50 : x
  2. Step 2: Convert to fraction form
    18,770,805.50/25,903,711.60 = 10,186,101.50/x
  3. Step 3: Cross multiply
    18,770,805.50x = 25,903,711.60 × 10,186,101.50
  4. Step 4: Simplify right side
    18,770,805.50x = 263,857,835,584,327.41
  5. Step 5: Solve for x
    x = 263,857,835,584,327.41/18,770,805.50
  6. Step 6: Final answer
    x = 14,056,820.08

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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.