Home / 8,468,716.72-11,686,448.16-4,797,558.24

Finding the Fourth Proportional to 8,468,716.72, 11,686,448.16 and 4,797,558.24

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Solution

The fourth proportional to 8,468,716.72, 11,686,448.16 and 4,797,558.24 is: 6,620,414.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468,716.72 : 11,686,448.16 = 4,797,558.24 : x
  2. Step 2: Convert to fraction form
    8,468,716.72/11,686,448.16 = 4,797,558.24/x
  3. Step 3: Cross multiply
    8,468,716.72x = 11,686,448.16 × 4,797,558.24
  4. Step 4: Simplify right side
    8,468,716.72x = 56,066,415,666,340.84
  5. Step 5: Solve for x
    x = 56,066,415,666,340.84/8,468,716.72
  6. Step 6: Final answer
    x = 6,620,414.58

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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.