Home / 7,136,820.55-9,848,688.73-3,873,565.24

Finding the Fourth Proportional to 7,136,820.55, 9,848,688.73 and 3,873,565.24

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Solution

The fourth proportional to 7,136,820.55, 9,848,688.73 and 3,873,565.24 is: 5,345,452.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,820.55 : 9,848,688.73 = 3,873,565.24 : x
  2. Step 2: Convert to fraction form
    7,136,820.55/9,848,688.73 = 3,873,565.24/x
  3. Step 3: Cross multiply
    7,136,820.55x = 9,848,688.73 × 3,873,565.24
  4. Step 4: Simplify right side
    7,136,820.55x = 38,149,538,324,107.75
  5. Step 5: Solve for x
    x = 38,149,538,324,107.75/7,136,820.55
  6. Step 6: Final answer
    x = 5,345,452.93

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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.