Home / 38,844,317.75-53,605,163.07-21,440,667.87

Finding the Fourth Proportional to 38,844,317.75, 53,605,163.07 and 21,440,667.87

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Solution

The fourth proportional to 38,844,317.75, 53,605,163.07 and 21,440,667.87 is: 29,588,124.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,844,317.75 : 53,605,163.07 = 21,440,667.87 : x
  2. Step 2: Convert to fraction form
    38,844,317.75/53,605,163.07 = 21,440,667.87/x
  3. Step 3: Cross multiply
    38,844,317.75x = 53,605,163.07 × 21,440,667.87
  4. Step 4: Simplify right side
    38,844,317.75x = 1,149,330,497,501,059.50
  5. Step 5: Solve for x
    x = 1,149,330,497,501,059.50/38,844,317.75
  6. Step 6: Final answer
    x = 29,588,124.19

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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.