Home / 14,940,496.51-20,617,340.86-8,324,743.15

Finding the Fourth Proportional to 14,940,496.51, 20,617,340.86 and 8,324,743.15

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Solution

The fourth proportional to 14,940,496.51, 20,617,340.86 and 8,324,743.15 is: 11,487,842.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940,496.51 : 20,617,340.86 = 8,324,743.15 : x
  2. Step 2: Convert to fraction form
    14,940,496.51/20,617,340.86 = 8,324,743.15/x
  3. Step 3: Cross multiply
    14,940,496.51x = 20,617,340.86 × 8,324,743.15
  4. Step 4: Simplify right side
    14,940,496.51x = 171,634,067,095,500.12
  5. Step 5: Solve for x
    x = 171,634,067,095,500.12/14,940,496.51
  6. Step 6: Final answer
    x = 11,487,842.25

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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.