Home / 8,917,313.64-12,305,965.14-4,842,961.80

Finding the Fourth Proportional to 8,917,313.64, 12,305,965.14 and 4,842,961.80

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Solution

The fourth proportional to 8,917,313.64, 12,305,965.14 and 4,842,961.80 is: 6,683,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,313.64 : 12,305,965.14 = 4,842,961.80 : x
  2. Step 2: Convert to fraction form
    8,917,313.64/12,305,965.14 = 4,842,961.80/x
  3. Step 3: Cross multiply
    8,917,313.64x = 12,305,965.14 × 4,842,961.80
  4. Step 4: Simplify right side
    8,917,313.64x = 59,597,319,085,151.66
  5. Step 5: Solve for x
    x = 59,597,319,085,151.66/8,917,313.64
  6. Step 6: Final answer
    x = 6,683,326.56

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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.