Home / 13,444,910.16-18,555,544.62-7,644,561

Finding the Fourth Proportional to 13,444,910.16, 18,555,544.62 and 7,644,561

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Solution

The fourth proportional to 13,444,910.16, 18,555,544.62 and 7,644,561 is: 10,550,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444,910.16 : 18,555,544.62 = 7,644,561 : x
  2. Step 2: Convert to fraction form
    13,444,910.16/18,555,544.62 = 7,644,561/x
  3. Step 3: Cross multiply
    13,444,910.16x = 18,555,544.62 × 7,644,561
  4. Step 4: Simplify right side
    13,444,910.16x = 141,848,992,735,811.81
  5. Step 5: Solve for x
    x = 141,848,992,735,811.81/13,444,910.16
  6. Step 6: Final answer
    x = 10,550,386.06

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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.