Home / 8,143,255.39-11,242,055.31-6,278,598.33

Finding the Fourth Proportional to 8,143,255.39, 11,242,055.31 and 6,278,598.33

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Solution

The fourth proportional to 8,143,255.39, 11,242,055.31 and 6,278,598.33 is: 8,667,829.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,255.39 : 11,242,055.31 = 6,278,598.33 : x
  2. Step 2: Convert to fraction form
    8,143,255.39/11,242,055.31 = 6,278,598.33/x
  3. Step 3: Cross multiply
    8,143,255.39x = 11,242,055.31 × 6,278,598.33
  4. Step 4: Simplify right side
    8,143,255.39x = 70,584,349,695,133.64
  5. Step 5: Solve for x
    x = 70,584,349,695,133.64/8,143,255.39
  6. Step 6: Final answer
    x = 8,667,829.55

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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.