Home / 36,637,857.63-50,557,943.95-20,117,866.52

Finding the Fourth Proportional to 36,637,857.63, 50,557,943.95 and 20,117,866.52

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Solution

The fourth proportional to 36,637,857.63, 50,557,943.95 and 20,117,866.52 is: 27,761,393.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,637,857.63 : 50,557,943.95 = 20,117,866.52 : x
  2. Step 2: Convert to fraction form
    36,637,857.63/50,557,943.95 = 20,117,866.52/x
  3. Step 3: Cross multiply
    36,637,857.63x = 50,557,943.95 × 20,117,866.52
  4. Step 4: Simplify right side
    36,637,857.63x = 1,017,117,967,987,841.75
  5. Step 5: Solve for x
    x = 1,017,117,967,987,841.75/36,637,857.63
  6. Step 6: Final answer
    x = 27,761,393.10

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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.