Home / 17,378,874.60-26,077,643.10-7,282,516.20

Finding the Fourth Proportional to 17,378,874.60, 26,077,643.10 and 7,282,516.20

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Solution

The fourth proportional to 17,378,874.60, 26,077,643.10 and 7,282,516.20 is: 10,927,684.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378,874.60 : 26,077,643.10 = 7,282,516.20 : x
  2. Step 2: Convert to fraction form
    17,378,874.60/26,077,643.10 = 7,282,516.20/x
  3. Step 3: Cross multiply
    17,378,874.60x = 26,077,643.10 × 7,282,516.20
  4. Step 4: Simplify right side
    17,378,874.60x = 189,910,858,333,568.25
  5. Step 5: Solve for x
    x = 189,910,858,333,568.25/17,378,874.60
  6. Step 6: Final answer
    x = 10,927,684.49

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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.