Home / 12,305,821.64-16,933,023.36-11,931,404.84

Finding the Fourth Proportional to 12,305,821.64, 16,933,023.36 and 11,931,404.84

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Solution

The fourth proportional to 12,305,821.64, 16,933,023.36 and 11,931,404.84 is: 16,417,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,821.64 : 16,933,023.36 = 11,931,404.84 : x
  2. Step 2: Convert to fraction form
    12,305,821.64/16,933,023.36 = 11,931,404.84/x
  3. Step 3: Cross multiply
    12,305,821.64x = 16,933,023.36 × 11,931,404.84
  4. Step 4: Simplify right side
    12,305,821.64x = 202,034,756,873,337.06
  5. Step 5: Solve for x
    x = 202,034,756,873,337.06/12,305,821.64
  6. Step 6: Final answer
    x = 16,417,819.37

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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.