Home / 5,161,943.24-7,123,438.51-2,870,083.88

Finding the Fourth Proportional to 5,161,943.24, 7,123,438.51 and 2,870,083.88

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Solution

The fourth proportional to 5,161,943.24, 7,123,438.51 and 2,870,083.88 is: 3,960,691.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,943.24 : 7,123,438.51 = 2,870,083.88 : x
  2. Step 2: Convert to fraction form
    5,161,943.24/7,123,438.51 = 2,870,083.88/x
  3. Step 3: Cross multiply
    5,161,943.24x = 7,123,438.51 × 2,870,083.88
  4. Step 4: Simplify right side
    5,161,943.24x = 20,444,865,994,929.82
  5. Step 5: Solve for x
    x = 20,444,865,994,929.82/5,161,943.24
  6. Step 6: Final answer
    x = 3,960,691.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.