Home / 6,278,853.51-8,665,765.76-3,832,888.21

Finding the Fourth Proportional to 6,278,853.51, 8,665,765.76 and 3,832,888.21

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Solution

The fourth proportional to 6,278,853.51, 8,665,765.76 and 3,832,888.21 is: 5,289,964.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278,853.51 : 8,665,765.76 = 3,832,888.21 : x
  2. Step 2: Convert to fraction form
    6,278,853.51/8,665,765.76 = 3,832,888.21/x
  3. Step 3: Cross multiply
    6,278,853.51x = 8,665,765.76 × 3,832,888.21
  4. Step 4: Simplify right side
    6,278,853.51x = 33,214,911,400,043.49
  5. Step 5: Solve for x
    x = 33,214,911,400,043.49/6,278,853.51
  6. Step 6: Final answer
    x = 5,289,964.38

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Double scale
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Similar ratio
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1.5x scale

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.