Home / 6,558,407.40-9,837,611.10-3,859,962.60

Finding the Fourth Proportional to 6,558,407.40, 9,837,611.10 and 3,859,962.60

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Solution

The fourth proportional to 6,558,407.40, 9,837,611.10 and 3,859,962.60 is: 5,789,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558,407.40 : 9,837,611.10 = 3,859,962.60 : x
  2. Step 2: Convert to fraction form
    6,558,407.40/9,837,611.10 = 3,859,962.60/x
  3. Step 3: Cross multiply
    6,558,407.40x = 9,837,611.10 × 3,859,962.60
  4. Step 4: Simplify right side
    6,558,407.40x = 37,972,810,919,344.86
  5. Step 5: Solve for x
    x = 37,972,810,919,344.86/6,558,407.40
  6. Step 6: Final answer
    x = 5,789,943.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.