Home / 5,337,766.79-7,366,153.41-2,890,377.76

Finding the Fourth Proportional to 5,337,766.79, 7,366,153.41 and 2,890,377.76

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Solution

The fourth proportional to 5,337,766.79, 7,366,153.41 and 2,890,377.76 is: 3,988,740.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337,766.79 : 7,366,153.41 = 2,890,377.76 : x
  2. Step 2: Convert to fraction form
    5,337,766.79/7,366,153.41 = 2,890,377.76/x
  3. Step 3: Cross multiply
    5,337,766.79x = 7,366,153.41 × 2,890,377.76
  4. Step 4: Simplify right side
    5,337,766.79x = 21,290,965,993,012.16
  5. Step 5: Solve for x
    x = 21,290,965,993,012.16/5,337,766.79
  6. Step 6: Final answer
    x = 3,988,740.39

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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.