Home / 6,681,780.21-9,220,862.59-3,625,994.46

Finding the Fourth Proportional to 6,681,780.21, 9,220,862.59 and 3,625,994.46

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Solution

The fourth proportional to 6,681,780.21, 9,220,862.59 and 3,625,994.46 is: 5,003,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681,780.21 : 9,220,862.59 = 3,625,994.46 : x
  2. Step 2: Convert to fraction form
    6,681,780.21/9,220,862.59 = 3,625,994.46/x
  3. Step 3: Cross multiply
    6,681,780.21x = 9,220,862.59 × 3,625,994.46
  4. Step 4: Simplify right side
    6,681,780.21x = 33,434,796,667,761.25
  5. Step 5: Solve for x
    x = 33,434,796,667,761.25/6,681,780.21
  6. Step 6: Final answer
    x = 5,003,875.56

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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.