Home / 9,159,794.07-12,640,022.42-5,085,150.63

Finding the Fourth Proportional to 9,159,794.07, 12,640,022.42 and 5,085,150.63

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Solution

The fourth proportional to 9,159,794.07, 12,640,022.42 and 5,085,150.63 is: 7,017,233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159,794.07 : 12,640,022.42 = 5,085,150.63 : x
  2. Step 2: Convert to fraction form
    9,159,794.07/12,640,022.42 = 5,085,150.63/x
  3. Step 3: Cross multiply
    9,159,794.07x = 12,640,022.42 × 5,085,150.63
  4. Step 4: Simplify right side
    9,159,794.07x = 64,276,417,972,277.12
  5. Step 5: Solve for x
    x = 64,276,417,972,277.12/9,159,794.07
  6. Step 6: Final answer
    x = 7,017,233.96

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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.