Home / 17,822,115.16-26,738,930.01-8,243,776.87

Finding the Fourth Proportional to 17,822,115.16, 26,738,930.01 and 8,243,776.87

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Solution

The fourth proportional to 17,822,115.16, 26,738,930.01 and 8,243,776.87 is: 12,368,328.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,822,115.16 : 26,738,930.01 = 8,243,776.87 : x
  2. Step 2: Convert to fraction form
    17,822,115.16/26,738,930.01 = 8,243,776.87/x
  3. Step 3: Cross multiply
    17,822,115.16x = 26,738,930.01 × 8,243,776.87
  4. Step 4: Simplify right side
    17,822,115.16x = 220,429,772,678,139.56
  5. Step 5: Solve for x
    x = 220,429,772,678,139.56/17,822,115.16
  6. Step 6: Final answer
    x = 12,368,328.38

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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.