Home / 5,505,517.80-8,258,276.70-5,285,068.20

Finding the Fourth Proportional to 5,505,517.80, 8,258,276.70 and 5,285,068.20

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Solution

The fourth proportional to 5,505,517.80, 8,258,276.70 and 5,285,068.20 is: 7,927,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505,517.80 : 8,258,276.70 = 5,285,068.20 : x
  2. Step 2: Convert to fraction form
    5,505,517.80/8,258,276.70 = 5,285,068.20/x
  3. Step 3: Cross multiply
    5,505,517.80x = 8,258,276.70 × 5,285,068.20
  4. Step 4: Simplify right side
    5,505,517.80x = 43,645,555,573,970.95
  5. Step 5: Solve for x
    x = 43,645,555,573,970.95/5,505,517.80
  6. Step 6: Final answer
    x = 7,927,602.30

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Similar ratio
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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.