Home / 6,904,487.21-10,356,355.08-2,112,176.48

Finding the Fourth Proportional to 6,904,487.21, 10,356,355.08 and 2,112,176.48

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Solution

The fourth proportional to 6,904,487.21, 10,356,355.08 and 2,112,176.48 is: 3,168,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904,487.21 : 10,356,355.08 = 2,112,176.48 : x
  2. Step 2: Convert to fraction form
    6,904,487.21/10,356,355.08 = 2,112,176.48/x
  3. Step 3: Cross multiply
    6,904,487.21x = 10,356,355.08 × 2,112,176.48
  4. Step 4: Simplify right side
    6,904,487.21x = 21,874,449,566,722.74
  5. Step 5: Solve for x
    x = 21,874,449,566,722.74/6,904,487.21
  6. Step 6: Final answer
    x = 3,168,149.77

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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.