Home / 12,635,631.09-18,955,808.80-5,063,187.33

Finding the Fourth Proportional to 12,635,631.09, 18,955,808.80 and 5,063,187.33

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Solution

The fourth proportional to 12,635,631.09, 18,955,808.80 and 5,063,187.33 is: 7,595,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635,631.09 : 18,955,808.80 = 5,063,187.33 : x
  2. Step 2: Convert to fraction form
    12,635,631.09/18,955,808.80 = 5,063,187.33/x
  3. Step 3: Cross multiply
    12,635,631.09x = 18,955,808.80 × 5,063,187.33
  4. Step 4: Simplify right side
    12,635,631.09x = 95,976,810,999,781
  5. Step 5: Solve for x
    x = 95,976,810,999,781/12,635,631.09
  6. Step 6: Final answer
    x = 7,595,727.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.