Home / 6,967,898.32-9,615,699.68-3,912,178.18

Finding the Fourth Proportional to 6,967,898.32, 9,615,699.68 and 3,912,178.18

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Solution

The fourth proportional to 6,967,898.32, 9,615,699.68 and 3,912,178.18 is: 5,398,805.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967,898.32 : 9,615,699.68 = 3,912,178.18 : x
  2. Step 2: Convert to fraction form
    6,967,898.32/9,615,699.68 = 3,912,178.18/x
  3. Step 3: Cross multiply
    6,967,898.32x = 9,615,699.68 × 3,912,178.18
  4. Step 4: Simplify right side
    6,967,898.32x = 37,618,330,473,528.98
  5. Step 5: Solve for x
    x = 37,618,330,473,528.98/6,967,898.32
  6. Step 6: Final answer
    x = 5,398,805.89

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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.