Home / 10,228,115.08-14,115,128.97-5,817,727.30

Finding the Fourth Proportional to 10,228,115.08, 14,115,128.97 and 5,817,727.30

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Solution

The fourth proportional to 10,228,115.08, 14,115,128.97 and 5,817,727.30 is: 8,028,651.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228,115.08 : 14,115,128.97 = 5,817,727.30 : x
  2. Step 2: Convert to fraction form
    10,228,115.08/14,115,128.97 = 5,817,727.30/x
  3. Step 3: Cross multiply
    10,228,115.08x = 14,115,128.97 × 5,817,727.30
  4. Step 4: Simplify right side
    10,228,115.08x = 82,117,971,151,789.88
  5. Step 5: Solve for x
    x = 82,117,971,151,789.88/10,228,115.08
  6. Step 6: Final answer
    x = 8,028,651.47

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1.5x scale

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.