Home / 8,989,266.91-13,493,495.69-3,874,221.13

Finding the Fourth Proportional to 8,989,266.91, 13,493,495.69 and 3,874,221.13

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Solution

The fourth proportional to 8,989,266.91, 13,493,495.69 and 3,874,221.13 is: 5,815,467.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,266.91 : 13,493,495.69 = 3,874,221.13 : x
  2. Step 2: Convert to fraction form
    8,989,266.91/13,493,495.69 = 3,874,221.13/x
  3. Step 3: Cross multiply
    8,989,266.91x = 13,493,495.69 × 3,874,221.13
  4. Step 4: Simplify right side
    8,989,266.91x = 52,276,786,119,761.93
  5. Step 5: Solve for x
    x = 52,276,786,119,761.93/8,989,266.91
  6. Step 6: Final answer
    x = 5,815,467.12

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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.