Home / 12,635,631.35-18,955,809.18-5,063,187.59

Finding the Fourth Proportional to 12,635,631.35, 18,955,809.18 and 5,063,187.59

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Solution

The fourth proportional to 12,635,631.35, 18,955,809.18 and 5,063,187.59 is: 7,595,727.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635,631.35 : 18,955,809.18 = 5,063,187.59 : x
  2. Step 2: Convert to fraction form
    12,635,631.35/18,955,809.18 = 5,063,187.59/x
  3. Step 3: Cross multiply
    12,635,631.35x = 18,955,809.18 × 5,063,187.59
  4. Step 4: Simplify right side
    12,635,631.35x = 95,976,817,678,489.09
  5. Step 5: Solve for x
    x = 95,976,817,678,489.09/12,635,631.35
  6. Step 6: Final answer
    x = 7,595,727.91

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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.