Home / 36,637,859.88-50,557,947.05-20,117,868.77

Finding the Fourth Proportional to 36,637,859.88, 50,557,947.05 and 20,117,868.77

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Solution

The fourth proportional to 36,637,859.88, 50,557,947.05 and 20,117,868.77 is: 27,761,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,637,859.88 : 50,557,947.05 = 20,117,868.77 : x
  2. Step 2: Convert to fraction form
    36,637,859.88/50,557,947.05 = 20,117,868.77/x
  3. Step 3: Cross multiply
    36,637,859.88x = 50,557,947.05 × 20,117,868.77
  4. Step 4: Simplify right side
    36,637,859.88x = 1,017,118,144,209,198.25
  5. Step 5: Solve for x
    x = 1,017,118,144,209,198.25/36,637,859.88
  6. Step 6: Final answer
    x = 27,761,396.20

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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.