Home / 5,195,619.50-7,169,936.96-2,903,780.22

Finding the Fourth Proportional to 5,195,619.50, 7,169,936.96 and 2,903,780.22

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Solution

The fourth proportional to 5,195,619.50, 7,169,936.96 and 2,903,780.22 is: 4,007,206.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,619.50 : 7,169,936.96 = 2,903,780.22 : x
  2. Step 2: Convert to fraction form
    5,195,619.50/7,169,936.96 = 2,903,780.22/x
  3. Step 3: Cross multiply
    5,195,619.50x = 7,169,936.96 × 2,903,780.22
  4. Step 4: Simplify right side
    5,195,619.50x = 20,819,921,123,094.93
  5. Step 5: Solve for x
    x = 20,819,921,123,094.93/5,195,619.50
  6. Step 6: Final answer
    x = 4,007,206.67

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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.