Home / 7,126,718.96-9,832,558.32-4,028,942

Finding the Fourth Proportional to 7,126,718.96, 9,832,558.32 and 4,028,942

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Solution

The fourth proportional to 7,126,718.96, 9,832,558.32 and 4,028,942 is: 5,558,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126,718.96 : 9,832,558.32 = 4,028,942 : x
  2. Step 2: Convert to fraction form
    7,126,718.96/9,832,558.32 = 4,028,942/x
  3. Step 3: Cross multiply
    7,126,718.96x = 9,832,558.32 × 4,028,942
  4. Step 4: Simplify right side
    7,126,718.96x = 39,614,807,182,897.44
  5. Step 5: Solve for x
    x = 39,614,807,182,897.44/7,126,718.96
  6. Step 6: Final answer
    x = 5,558,631.88

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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.