Home / 7,230,647.24-9,979,178.10-4,174,856.36

Finding the Fourth Proportional to 7,230,647.24, 9,979,178.10 and 4,174,856.36

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Solution

The fourth proportional to 7,230,647.24, 9,979,178.10 and 4,174,856.36 is: 5,761,812.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230,647.24 : 9,979,178.10 = 4,174,856.36 : x
  2. Step 2: Convert to fraction form
    7,230,647.24/9,979,178.10 = 4,174,856.36/x
  3. Step 3: Cross multiply
    7,230,647.24x = 9,979,178.10 × 4,174,856.36
  4. Step 4: Simplify right side
    7,230,647.24x = 41,661,635,158,357.71
  5. Step 5: Solve for x
    x = 41,661,635,158,357.71/7,230,647.24
  6. Step 6: Final answer
    x = 5,761,812.71

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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.