Home / 12,984,241.31-19,481,727.12-5,693,928.75

Finding the Fourth Proportional to 12,984,241.31, 19,481,727.12 and 5,693,928.75

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Solution

The fourth proportional to 12,984,241.31, 19,481,727.12 and 5,693,928.75 is: 8,543,245.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984,241.31 : 19,481,727.12 = 5,693,928.75 : x
  2. Step 2: Convert to fraction form
    12,984,241.31/19,481,727.12 = 5,693,928.75/x
  3. Step 3: Cross multiply
    12,984,241.31x = 19,481,727.12 × 5,693,928.75
  4. Step 4: Simplify right side
    12,984,241.31x = 110,927,566,148,222.70
  5. Step 5: Solve for x
    x = 110,927,566,148,222.70/12,984,241.31
  6. Step 6: Final answer
    x = 8,543,245.89

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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.