Home / 18,569,155.38-27,788,568.57-14,916,910.88

Finding the Fourth Proportional to 18,569,155.38, 27,788,568.57 and 14,916,910.88

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Solution

The fourth proportional to 18,569,155.38, 27,788,568.57 and 14,916,910.88 is: 22,323,018.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569,155.38 : 27,788,568.57 = 14,916,910.88 : x
  2. Step 2: Convert to fraction form
    18,569,155.38/27,788,568.57 = 14,916,910.88/x
  3. Step 3: Cross multiply
    18,569,155.38x = 27,788,568.57 × 14,916,910.88
  4. Step 4: Simplify right side
    18,569,155.38x = 414,519,600,702,516.19
  5. Step 5: Solve for x
    x = 414,519,600,702,516.19/18,569,155.38
  6. Step 6: Final answer
    x = 22,323,018.59

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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.