Home / 19,805,822.08-27,332,104-12,468,509.76

Finding the Fourth Proportional to 19,805,822.08, 27,332,104 and 12,468,509.76

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Solution

The fourth proportional to 19,805,822.08, 27,332,104 and 12,468,509.76 is: 17,206,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,805,822.08 : 27,332,104 = 12,468,509.76 : x
  2. Step 2: Convert to fraction form
    19,805,822.08/27,332,104 = 12,468,509.76/x
  3. Step 3: Cross multiply
    19,805,822.08x = 27,332,104 × 12,468,509.76
  4. Step 4: Simplify right side
    19,805,822.08x = 340,790,605,485,335.06
  5. Step 5: Solve for x
    x = 340,790,605,485,335.06/19,805,822.08
  6. Step 6: Final answer
    x = 17,206,587.24

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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.