Home / 5,329,340.70-7,992,261.45-1,963,110.30

Finding the Fourth Proportional to 5,329,340.70, 7,992,261.45 and 1,963,110.30

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Solution

The fourth proportional to 5,329,340.70, 7,992,261.45 and 1,963,110.30 is: 2,944,020.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,340.70 : 7,992,261.45 = 1,963,110.30 : x
  2. Step 2: Convert to fraction form
    5,329,340.70/7,992,261.45 = 1,963,110.30/x
  3. Step 3: Cross multiply
    5,329,340.70x = 7,992,261.45 × 1,963,110.30
  4. Step 4: Simplify right side
    5,329,340.70x = 15,689,690,772,787.94
  5. Step 5: Solve for x
    x = 15,689,690,772,787.94/5,329,340.70
  6. Step 6: Final answer
    x = 2,944,020.97

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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.