Home / 6,490,602.82-9,719,424.41-3,895,273.92

Finding the Fourth Proportional to 6,490,602.82, 9,719,424.41 and 3,895,273.92

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Solution

The fourth proportional to 6,490,602.82, 9,719,424.41 and 3,895,273.92 is: 5,833,020.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,490,602.82 : 9,719,424.41 = 3,895,273.92 : x
  2. Step 2: Convert to fraction form
    6,490,602.82/9,719,424.41 = 3,895,273.92/x
  3. Step 3: Cross multiply
    6,490,602.82x = 9,719,424.41 × 3,895,273.92
  4. Step 4: Simplify right side
    6,490,602.82x = 37,859,820,353,610.89
  5. Step 5: Solve for x
    x = 37,859,820,353,610.89/6,490,602.82
  6. Step 6: Final answer
    x = 5,833,020.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.