Home / 6,918,527.61-10,368,789.89-2,815,066.62

Finding the Fourth Proportional to 6,918,527.61, 10,368,789.89 and 2,815,066.62

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Solution

The fourth proportional to 6,918,527.61, 10,368,789.89 and 2,815,066.62 is: 4,218,937.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,527.61 : 10,368,789.89 = 2,815,066.62 : x
  2. Step 2: Convert to fraction form
    6,918,527.61/10,368,789.89 = 2,815,066.62/x
  3. Step 3: Cross multiply
    6,918,527.61x = 10,368,789.89 × 2,815,066.62
  4. Step 4: Simplify right side
    6,918,527.61x = 29,188,834,295,057.14
  5. Step 5: Solve for x
    x = 29,188,834,295,057.14/6,918,527.61
  6. Step 6: Final answer
    x = 4,218,937.31

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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.