Home / 6,681,438.88-9,220,410.56-3,625,653.76

Finding the Fourth Proportional to 6,681,438.88, 9,220,410.56 and 3,625,653.76

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Solution

The fourth proportional to 6,681,438.88, 9,220,410.56 and 3,625,653.76 is: 5,003,415.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681,438.88 : 9,220,410.56 = 3,625,653.76 : x
  2. Step 2: Convert to fraction form
    6,681,438.88/9,220,410.56 = 3,625,653.76/x
  3. Step 3: Cross multiply
    6,681,438.88x = 9,220,410.56 × 3,625,653.76
  4. Step 4: Simplify right side
    6,681,438.88x = 33,430,016,215,607.71
  5. Step 5: Solve for x
    x = 33,430,016,215,607.71/6,681,438.88
  6. Step 6: Final answer
    x = 5,003,415.70

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Double scale
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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.