Home / 5,338,151.66-7,366,656.39-2,890,766.93

Finding the Fourth Proportional to 5,338,151.66, 7,366,656.39 and 2,890,766.93

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Solution

The fourth proportional to 5,338,151.66, 7,366,656.39 and 2,890,766.93 is: 3,989,262.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,151.66 : 7,366,656.39 = 2,890,766.93 : x
  2. Step 2: Convert to fraction form
    5,338,151.66/7,366,656.39 = 2,890,766.93/x
  3. Step 3: Cross multiply
    5,338,151.66x = 7,366,656.39 × 2,890,766.93
  4. Step 4: Simplify right side
    5,338,151.66x = 21,295,286,640,051.90
  5. Step 5: Solve for x
    x = 21,295,286,640,051.90/5,338,151.66
  6. Step 6: Final answer
    x = 3,989,262.20

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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.