Home / 12,247,863.79-16,902,051.07-6,666,150.33

Finding the Fourth Proportional to 12,247,863.79, 16,902,051.07 and 6,666,150.33

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Solution

The fourth proportional to 12,247,863.79, 16,902,051.07 and 6,666,150.33 is: 9,199,286.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,247,863.79 : 16,902,051.07 = 6,666,150.33 : x
  2. Step 2: Convert to fraction form
    12,247,863.79/16,902,051.07 = 6,666,150.33/x
  3. Step 3: Cross multiply
    12,247,863.79x = 16,902,051.07 × 6,666,150.33
  4. Step 4: Simplify right side
    12,247,863.79x = 112,671,613,349,770.30
  5. Step 5: Solve for x
    x = 112,671,613,349,770.30/12,247,863.79
  6. Step 6: Final answer
    x = 9,199,286.94

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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.