Home / 10,576,909.66-15,865,369.74-6,981,836.38

Finding the Fourth Proportional to 10,576,909.66, 15,865,369.74 and 6,981,836.38

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Solution

The fourth proportional to 10,576,909.66, 15,865,369.74 and 6,981,836.38 is: 10,472,758.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,576,909.66 : 15,865,369.74 = 6,981,836.38 : x
  2. Step 2: Convert to fraction form
    10,576,909.66/15,865,369.74 = 6,981,836.38/x
  3. Step 3: Cross multiply
    10,576,909.66x = 15,865,369.74 × 6,981,836.38
  4. Step 4: Simplify right side
    10,576,909.66x = 110,769,415,632,883.14
  5. Step 5: Solve for x
    x = 110,769,415,632,883.14/10,576,909.66
  6. Step 6: Final answer
    x = 10,472,758.04

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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.