Home / 13,835,542.82-20,765,908.91-7,364,051.87

Finding the Fourth Proportional to 13,835,542.82, 20,765,908.91 and 7,364,051.87

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Solution

The fourth proportional to 13,835,542.82, 20,765,908.91 and 7,364,051.87 is: 11,052,781.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,835,542.82 : 20,765,908.91 = 7,364,051.87 : x
  2. Step 2: Convert to fraction form
    13,835,542.82/20,765,908.91 = 7,364,051.87/x
  3. Step 3: Cross multiply
    13,835,542.82x = 20,765,908.91 × 7,364,051.87
  4. Step 4: Simplify right side
    13,835,542.82x = 152,921,230,255,515.75
  5. Step 5: Solve for x
    x = 152,921,230,255,515.75/13,835,542.82
  6. Step 6: Final answer
    x = 11,052,781.40

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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.