Home / 14,013,019.67-21,028,911.21-5,815,668.71

Finding the Fourth Proportional to 14,013,019.67, 21,028,911.21 and 5,815,668.71

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Solution

The fourth proportional to 14,013,019.67, 21,028,911.21 and 5,815,668.71 is: 8,727,396.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,019.67 : 21,028,911.21 = 5,815,668.71 : x
  2. Step 2: Convert to fraction form
    14,013,019.67/21,028,911.21 = 5,815,668.71/x
  3. Step 3: Cross multiply
    14,013,019.67x = 21,028,911.21 × 5,815,668.71
  4. Step 4: Simplify right side
    14,013,019.67x = 122,297,180,981,937.53
  5. Step 5: Solve for x
    x = 122,297,180,981,937.53/14,013,019.67
  6. Step 6: Final answer
    x = 8,727,396.66

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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.