Home / 5,354,815.52-7,386,907.56-3,419,040.80

Finding the Fourth Proportional to 5,354,815.52, 7,386,907.56 and 3,419,040.80

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Solution

The fourth proportional to 5,354,815.52, 7,386,907.56 and 3,419,040.80 is: 4,716,528.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,815.52 : 7,386,907.56 = 3,419,040.80 : x
  2. Step 2: Convert to fraction form
    5,354,815.52/7,386,907.56 = 3,419,040.80/x
  3. Step 3: Cross multiply
    5,354,815.52x = 7,386,907.56 × 3,419,040.80
  4. Step 4: Simplify right side
    5,354,815.52x = 25,256,138,296,533.91
  5. Step 5: Solve for x
    x = 25,256,138,296,533.91/5,354,815.52
  6. Step 6: Final answer
    x = 4,716,528.18

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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.