Home / 7,505,672.72-10,357,787.40-4,067,877.20

Finding the Fourth Proportional to 7,505,672.72, 10,357,787.40 and 4,067,877.20

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Solution

The fourth proportional to 7,505,672.72, 10,357,787.40 and 4,067,877.20 is: 5,613,648.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505,672.72 : 10,357,787.40 = 4,067,877.20 : x
  2. Step 2: Convert to fraction form
    7,505,672.72/10,357,787.40 = 4,067,877.20/x
  3. Step 3: Cross multiply
    7,505,672.72x = 10,357,787.40 × 4,067,877.20
  4. Step 4: Simplify right side
    7,505,672.72x = 42,134,207,206,907.28
  5. Step 5: Solve for x
    x = 42,134,207,206,907.28/7,505,672.72
  6. Step 6: Final answer
    x = 5,613,648.34

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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.