Home / 6,716,518-9,268,798.30-3,815,913.94

Finding the Fourth Proportional to 6,716,518, 9,268,798.30 and 3,815,913.94

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Solution

The fourth proportional to 6,716,518, 9,268,798.30 and 3,815,913.94 is: 5,265,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716,518 : 9,268,798.30 = 3,815,913.94 : x
  2. Step 2: Convert to fraction form
    6,716,518/9,268,798.30 = 3,815,913.94/x
  3. Step 3: Cross multiply
    6,716,518x = 9,268,798.30 × 3,815,913.94
  4. Step 4: Simplify right side
    6,716,518x = 35,368,936,640,018.30
  5. Step 5: Solve for x
    x = 35,368,936,640,018.30/6,716,518
  6. Step 6: Final answer
    x = 5,265,963.20

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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.