Home / 6,904,170.28-10,356,670.72-2,111,901.06

Finding the Fourth Proportional to 6,904,170.28, 10,356,670.72 and 2,111,901.06

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Solution

The fourth proportional to 6,904,170.28, 10,356,670.72 and 2,111,901.06 is: 3,167,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904,170.28 : 10,356,670.72 = 2,111,901.06 : x
  2. Step 2: Convert to fraction form
    6,904,170.28/10,356,670.72 = 2,111,901.06/x
  3. Step 3: Cross multiply
    6,904,170.28x = 10,356,670.72 × 2,111,901.06
  4. Step 4: Simplify right side
    6,904,170.28x = 21,872,263,913,116.36
  5. Step 5: Solve for x
    x = 21,872,263,913,116.36/6,904,170.28
  6. Step 6: Final answer
    x = 3,167,978.63

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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.