Home / 6,681,784.21-9,220,868.12-3,625,998.46

Finding the Fourth Proportional to 6,681,784.21, 9,220,868.12 and 3,625,998.46

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Solution

The fourth proportional to 6,681,784.21, 9,220,868.12 and 3,625,998.46 is: 5,003,881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681,784.21 : 9,220,868.12 = 3,625,998.46 : x
  2. Step 2: Convert to fraction form
    6,681,784.21/9,220,868.12 = 3,625,998.46/x
  3. Step 3: Cross multiply
    6,681,784.21x = 9,220,868.12 × 3,625,998.46
  4. Step 4: Simplify right side
    6,681,784.21x = 33,434,853,588,995.92
  5. Step 5: Solve for x
    x = 33,434,853,588,995.92/6,681,784.21
  6. Step 6: Final answer
    x = 5,003,881.08

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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.