Home / 5,393,814.40-8,090,721.60-4,852,604.80

Finding the Fourth Proportional to 5,393,814.40, 8,090,721.60 and 4,852,604.80

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Solution

The fourth proportional to 5,393,814.40, 8,090,721.60 and 4,852,604.80 is: 7,278,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,814.40 : 8,090,721.60 = 4,852,604.80 : x
  2. Step 2: Convert to fraction form
    5,393,814.40/8,090,721.60 = 4,852,604.80/x
  3. Step 3: Cross multiply
    5,393,814.40x = 8,090,721.60 × 4,852,604.80
  4. Step 4: Simplify right side
    5,393,814.40x = 39,261,074,471,623.68
  5. Step 5: Solve for x
    x = 39,261,074,471,623.68/5,393,814.40
  6. Step 6: Final answer
    x = 7,278,907.20

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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.