Home / 5,384,436.20-8,081,060.70-5,342,445.80

Finding the Fourth Proportional to 5,384,436.20, 8,081,060.70 and 5,342,445.80

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Solution

The fourth proportional to 5,384,436.20, 8,081,060.70 and 5,342,445.80 is: 8,018,040.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,436.20 : 8,081,060.70 = 5,342,445.80 : x
  2. Step 2: Convert to fraction form
    5,384,436.20/8,081,060.70 = 5,342,445.80/x
  3. Step 3: Cross multiply
    5,384,436.20x = 8,081,060.70 × 5,342,445.80
  4. Step 4: Simplify right side
    5,384,436.20x = 43,172,628,796,260.06
  5. Step 5: Solve for x
    x = 43,172,628,796,260.06/5,384,436.20
  6. Step 6: Final answer
    x = 8,018,040.74

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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.