Home / 10,926,728.36-15,078,489.93-6,031,845.39

Finding the Fourth Proportional to 10,926,728.36, 15,078,489.93 and 6,031,845.39

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Solution

The fourth proportional to 10,926,728.36, 15,078,489.93 and 6,031,845.39 is: 8,323,728.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926,728.36 : 15,078,489.93 = 6,031,845.39 : x
  2. Step 2: Convert to fraction form
    10,926,728.36/15,078,489.93 = 6,031,845.39/x
  3. Step 3: Cross multiply
    10,926,728.36x = 15,078,489.93 × 6,031,845.39
  4. Step 4: Simplify right side
    10,926,728.36x = 90,951,119,972,431.92
  5. Step 5: Solve for x
    x = 90,951,119,972,431.92/10,926,728.36
  6. Step 6: Final answer
    x = 8,323,728.48

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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.