Home / 5,557,520.87-8,335,114.90-1,567,499.75

Finding the Fourth Proportional to 5,557,520.87, 8,335,114.90 and 1,567,499.75

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Solution

The fourth proportional to 5,557,520.87, 8,335,114.90 and 1,567,499.75 is: 2,350,920.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557,520.87 : 8,335,114.90 = 1,567,499.75 : x
  2. Step 2: Convert to fraction form
    5,557,520.87/8,335,114.90 = 1,567,499.75/x
  3. Step 3: Cross multiply
    5,557,520.87x = 8,335,114.90 × 1,567,499.75
  4. Step 4: Simplify right side
    5,557,520.87x = 13,065,290,521,971.28
  5. Step 5: Solve for x
    x = 13,065,290,521,971.28/5,557,520.87
  6. Step 6: Final answer
    x = 2,350,920.64

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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.