Home / 12,687,066.06-17,508,319.12-6,885,917.34

Finding the Fourth Proportional to 12,687,066.06, 17,508,319.12 and 6,885,917.34

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Solution

The fourth proportional to 12,687,066.06, 17,508,319.12 and 6,885,917.34 is: 9,502,657.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,687,066.06 : 17,508,319.12 = 6,885,917.34 : x
  2. Step 2: Convert to fraction form
    12,687,066.06/17,508,319.12 = 6,885,917.34/x
  3. Step 3: Cross multiply
    12,687,066.06x = 17,508,319.12 × 6,885,917.34
  4. Step 4: Simplify right side
    12,687,066.06x = 120,560,838,222,661.55
  5. Step 5: Solve for x
    x = 120,560,838,222,661.55/12,687,066.06
  6. Step 6: Final answer
    x = 9,502,657.09

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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.