Home / 6,072,918.88-8,380,628.45-3,319,617.21

Finding the Fourth Proportional to 6,072,918.88, 8,380,628.45 and 3,319,617.21

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Solution

The fourth proportional to 6,072,918.88, 8,380,628.45 and 3,319,617.21 is: 4,581,071.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072,918.88 : 8,380,628.45 = 3,319,617.21 : x
  2. Step 2: Convert to fraction form
    6,072,918.88/8,380,628.45 = 3,319,617.21/x
  3. Step 3: Cross multiply
    6,072,918.88x = 8,380,628.45 × 3,319,617.21
  4. Step 4: Simplify right side
    6,072,918.88x = 27,820,478,416,637.54
  5. Step 5: Solve for x
    x = 27,820,478,416,637.54/6,072,918.88
  6. Step 6: Final answer
    x = 4,581,071.97

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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.