Home / 12,388,732.53-17,096,935.68-8,476,693.56

Finding the Fourth Proportional to 12,388,732.53, 17,096,935.68 and 8,476,693.56

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Solution

The fourth proportional to 12,388,732.53, 17,096,935.68 and 8,476,693.56 is: 11,698,168.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,388,732.53 : 17,096,935.68 = 8,476,693.56 : x
  2. Step 2: Convert to fraction form
    12,388,732.53/17,096,935.68 = 8,476,693.56/x
  3. Step 3: Cross multiply
    12,388,732.53x = 17,096,935.68 × 8,476,693.56
  4. Step 4: Simplify right side
    12,388,732.53x = 144,925,484,574,390.22
  5. Step 5: Solve for x
    x = 144,925,484,574,390.22/12,388,732.53
  6. Step 6: Final answer
    x = 11,698,168.82

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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.