Home / 38,022,588.98-52,471,186.74-20,618,929.60

Finding the Fourth Proportional to 38,022,588.98, 52,471,186.74 and 20,618,929.60

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Solution

The fourth proportional to 38,022,588.98, 52,471,186.74 and 20,618,929.60 is: 28,454,130.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,022,588.98 : 52,471,186.74 = 20,618,929.60 : x
  2. Step 2: Convert to fraction form
    38,022,588.98/52,471,186.74 = 20,618,929.60/x
  3. Step 3: Cross multiply
    38,022,588.98x = 52,471,186.74 × 20,618,929.60
  4. Step 4: Simplify right side
    38,022,588.98x = 1,081,899,705,420,513.62
  5. Step 5: Solve for x
    x = 1,081,899,705,420,513.62/38,022,588.98
  6. Step 6: Final answer
    x = 28,454,130.41

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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.