Home / 8,681,382.36-11,979,444.48-5,011,481.24

Finding the Fourth Proportional to 8,681,382.36, 11,979,444.48 and 5,011,481.24

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Solution

The fourth proportional to 8,681,382.36, 11,979,444.48 and 5,011,481.24 is: 6,915,345.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,382.36 : 11,979,444.48 = 5,011,481.24 : x
  2. Step 2: Convert to fraction form
    8,681,382.36/11,979,444.48 = 5,011,481.24/x
  3. Step 3: Cross multiply
    8,681,382.36x = 11,979,444.48 × 5,011,481.24
  4. Step 4: Simplify right side
    8,681,382.36x = 60,034,761,243,374.19
  5. Step 5: Solve for x
    x = 60,034,761,243,374.19/8,681,382.36
  6. Step 6: Final answer
    x = 6,915,345.82

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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.