Home / 20,030,871.91-27,633,826.77-11,767,206.29

Finding the Fourth Proportional to 20,030,871.91, 27,633,826.77 and 11,767,206.29

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Solution

The fourth proportional to 20,030,871.91, 27,633,826.77 and 11,767,206.29 is: 16,233,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,030,871.91 : 27,633,826.77 = 11,767,206.29 : x
  2. Step 2: Convert to fraction form
    20,030,871.91/27,633,826.77 = 11,767,206.29/x
  3. Step 3: Cross multiply
    20,030,871.91x = 27,633,826.77 × 11,767,206.29
  4. Step 4: Simplify right side
    20,030,871.91x = 325,172,940,106,045.06
  5. Step 5: Solve for x
    x = 325,172,940,106,045.06/20,030,871.91
  6. Step 6: Final answer
    x = 16,233,588.91

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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.