Home / 9,991,231.39-13,788,233.64-6,123,005.51

Finding the Fourth Proportional to 9,991,231.39, 13,788,233.64 and 6,123,005.51

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Solution

The fourth proportional to 9,991,231.39, 13,788,233.64 and 6,123,005.51 is: 8,449,952.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991,231.39 : 13,788,233.64 = 6,123,005.51 : x
  2. Step 2: Convert to fraction form
    9,991,231.39/13,788,233.64 = 6,123,005.51/x
  3. Step 3: Cross multiply
    9,991,231.39x = 13,788,233.64 × 6,123,005.51
  4. Step 4: Simplify right side
    9,991,231.39x = 84,425,430,550,887.36
  5. Step 5: Solve for x
    x = 84,425,430,550,887.36/9,991,231.39
  6. Step 6: Final answer
    x = 8,449,952.49

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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.