Home / 5,113,404.93-7,056,292.55-2,821,535.85

Finding the Fourth Proportional to 5,113,404.93, 7,056,292.55 and 2,821,535.85

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Solution

The fourth proportional to 5,113,404.93, 7,056,292.55 and 2,821,535.85 is: 3,893,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,404.93 : 7,056,292.55 = 2,821,535.85 : x
  2. Step 2: Convert to fraction form
    5,113,404.93/7,056,292.55 = 2,821,535.85/x
  3. Step 3: Cross multiply
    5,113,404.93x = 7,056,292.55 × 2,821,535.85
  4. Step 4: Simplify right side
    5,113,404.93x = 19,909,582,383,805.24
  5. Step 5: Solve for x
    x = 19,909,582,383,805.24/5,113,404.93
  6. Step 6: Final answer
    x = 3,893,605.66

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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.