Home / 5,183,321.15-7,774,981.73-2,487,187.55

Finding the Fourth Proportional to 5,183,321.15, 7,774,981.73 and 2,487,187.55

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Solution

The fourth proportional to 5,183,321.15, 7,774,981.73 and 2,487,187.55 is: 3,730,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,321.15 : 7,774,981.73 = 2,487,187.55 : x
  2. Step 2: Convert to fraction form
    5,183,321.15/7,774,981.73 = 2,487,187.55/x
  3. Step 3: Cross multiply
    5,183,321.15x = 7,774,981.73 × 2,487,187.55
  4. Step 4: Simplify right side
    5,183,321.15x = 19,337,837,747,897.52
  5. Step 5: Solve for x
    x = 19,337,837,747,897.52/5,183,321.15
  6. Step 6: Final answer
    x = 3,730,781.33

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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.