Home / 5,359,769.90-7,396,529.29-2,912,380.89

Finding the Fourth Proportional to 5,359,769.90, 7,396,529.29 and 2,912,380.89

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Solution

The fourth proportional to 5,359,769.90, 7,396,529.29 and 2,912,380.89 is: 4,019,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359,769.90 : 7,396,529.29 = 2,912,380.89 : x
  2. Step 2: Convert to fraction form
    5,359,769.90/7,396,529.29 = 2,912,380.89/x
  3. Step 3: Cross multiply
    5,359,769.90x = 7,396,529.29 × 2,912,380.89
  4. Step 4: Simplify right side
    5,359,769.90x = 21,541,510,556,521.27
  5. Step 5: Solve for x
    x = 21,541,510,556,521.27/5,359,769.90
  6. Step 6: Final answer
    x = 4,019,111.07

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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.