Home / 18,964,438.82-26,164,519.08-12,346,013.66

Finding the Fourth Proportional to 18,964,438.82, 26,164,519.08 and 12,346,013.66

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Solution

The fourth proportional to 18,964,438.82, 26,164,519.08 and 12,346,013.66 is: 17,033,328.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,964,438.82 : 26,164,519.08 = 12,346,013.66 : x
  2. Step 2: Convert to fraction form
    18,964,438.82/26,164,519.08 = 12,346,013.66/x
  3. Step 3: Cross multiply
    18,964,438.82x = 26,164,519.08 × 12,346,013.66
  4. Step 4: Simplify right side
    18,964,438.82x = 323,027,509,988,124.38
  5. Step 5: Solve for x
    x = 323,027,509,988,124.38/18,964,438.82
  6. Step 6: Final answer
    x = 17,033,328.17

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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.