Home / 6,118,513.92-8,443,202.40-3,402,201.60

Finding the Fourth Proportional to 6,118,513.92, 8,443,202.40 and 3,402,201.60

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Solution

The fourth proportional to 6,118,513.92, 8,443,202.40 and 3,402,201.60 is: 4,694,845.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118,513.92 : 8,443,202.40 = 3,402,201.60 : x
  2. Step 2: Convert to fraction form
    6,118,513.92/8,443,202.40 = 3,402,201.60/x
  3. Step 3: Cross multiply
    6,118,513.92x = 8,443,202.40 × 3,402,201.60
  4. Step 4: Simplify right side
    6,118,513.92x = 28,725,476,714,403.84
  5. Step 5: Solve for x
    x = 28,725,476,714,403.84/6,118,513.92
  6. Step 6: Final answer
    x = 4,694,845.36

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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.