Home / 5,183,987.88-7,153,907.76-2,892,149.04

Finding the Fourth Proportional to 5,183,987.88, 7,153,907.76 and 2,892,149.04

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Solution

The fourth proportional to 5,183,987.88, 7,153,907.76 and 2,892,149.04 is: 3,991,168.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,987.88 : 7,153,907.76 = 2,892,149.04 : x
  2. Step 2: Convert to fraction form
    5,183,987.88/7,153,907.76 = 2,892,149.04/x
  3. Step 3: Cross multiply
    5,183,987.88x = 7,153,907.76 × 2,892,149.04
  4. Step 4: Simplify right side
    5,183,987.88x = 20,690,167,460,332.55
  5. Step 5: Solve for x
    x = 20,690,167,460,332.55/5,183,987.88
  6. Step 6: Final answer
    x = 3,991,168.18

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1.5x scale

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.