Home / 18,957,811.98-26,162,522.28-11,116,234.38

Finding the Fourth Proportional to 18,957,811.98, 26,162,522.28 and 11,116,234.38

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Solution

The fourth proportional to 18,957,811.98, 26,162,522.28 and 11,116,234.38 is: 15,340,838.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,957,811.98 : 26,162,522.28 = 11,116,234.38 : x
  2. Step 2: Convert to fraction form
    18,957,811.98/26,162,522.28 = 11,116,234.38/x
  3. Step 3: Cross multiply
    18,957,811.98x = 26,162,522.28 × 11,116,234.38
  4. Step 4: Simplify right side
    18,957,811.98x = 290,828,729,636,452
  5. Step 5: Solve for x
    x = 290,828,729,636,452/18,957,811.98
  6. Step 6: Final answer
    x = 15,340,838.38

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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.