Home / 9,175,140-12,661,708.32-5,100,759

Finding the Fourth Proportional to 9,175,140, 12,661,708.32 and 5,100,759

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Solution

The fourth proportional to 9,175,140, 12,661,708.32 and 5,100,759 is: 7,039,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175,140 : 12,661,708.32 = 5,100,759 : x
  2. Step 2: Convert to fraction form
    9,175,140/12,661,708.32 = 5,100,759/x
  3. Step 3: Cross multiply
    9,175,140x = 12,661,708.32 × 5,100,759
  4. Step 4: Simplify right side
    9,175,140x = 64,584,322,668,614.88
  5. Step 5: Solve for x
    x = 64,584,322,668,614.88/9,175,140
  6. Step 6: Final answer
    x = 7,039,055.83

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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.