Home / 6,716,525-9,268,807.97-3,815,920.94

Finding the Fourth Proportional to 6,716,525, 9,268,807.97 and 3,815,920.94

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Solution

The fourth proportional to 6,716,525, 9,268,807.97 and 3,815,920.94 is: 5,265,972.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716,525 : 9,268,807.97 = 3,815,920.94 : x
  2. Step 2: Convert to fraction form
    6,716,525/9,268,807.97 = 3,815,920.94/x
  3. Step 3: Cross multiply
    6,716,525x = 9,268,807.97 × 3,815,920.94
  4. Step 4: Simplify right side
    6,716,525x = 35,369,038,421,561.89
  5. Step 5: Solve for x
    x = 35,369,038,421,561.89/6,716,525
  6. Step 6: Final answer
    x = 5,265,972.87

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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.