Home / 11,555,217.60-15,946,190.40-6,398,579.04

Finding the Fourth Proportional to 11,555,217.60, 15,946,190.40 and 6,398,579.04

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Solution

The fourth proportional to 11,555,217.60, 15,946,190.40 and 6,398,579.04 is: 8,830,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,217.60 : 15,946,190.40 = 6,398,579.04 : x
  2. Step 2: Convert to fraction form
    11,555,217.60/15,946,190.40 = 6,398,579.04/x
  3. Step 3: Cross multiply
    11,555,217.60x = 15,946,190.40 × 6,398,579.04
  4. Step 4: Simplify right side
    11,555,217.60x = 102,032,959,661,289.22
  5. Step 5: Solve for x
    x = 102,032,959,661,289.22/11,555,217.60
  6. Step 6: Final answer
    x = 8,830,033.60

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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.