Home / 6,904,488.21-10,356,356.58-2,112,177.48

Finding the Fourth Proportional to 6,904,488.21, 10,356,356.58 and 2,112,177.48

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Solution

The fourth proportional to 6,904,488.21, 10,356,356.58 and 2,112,177.48 is: 3,168,151.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904,488.21 : 10,356,356.58 = 2,112,177.48 : x
  2. Step 2: Convert to fraction form
    6,904,488.21/10,356,356.58 = 2,112,177.48/x
  3. Step 3: Cross multiply
    6,904,488.21x = 10,356,356.58 × 2,112,177.48
  4. Step 4: Simplify right side
    6,904,488.21x = 21,874,463,143,125.82
  5. Step 5: Solve for x
    x = 21,874,463,143,125.82/6,904,488.21
  6. Step 6: Final answer
    x = 3,168,151.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.