Home / 38,022,582.98-52,471,178.45-20,618,923.59

Finding the Fourth Proportional to 38,022,582.98, 52,471,178.45 and 20,618,923.59

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Solution

The fourth proportional to 38,022,582.98, 52,471,178.45 and 20,618,923.59 is: 28,454,122.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,022,582.98 : 52,471,178.45 = 20,618,923.59 : x
  2. Step 2: Convert to fraction form
    38,022,582.98/52,471,178.45 = 20,618,923.59/x
  3. Step 3: Cross multiply
    38,022,582.98x = 52,471,178.45 × 20,618,923.59
  4. Step 4: Simplify right side
    38,022,582.98x = 1,081,899,219,137,804.75
  5. Step 5: Solve for x
    x = 1,081,899,219,137,804.75/38,022,582.98
  6. Step 6: Final answer
    x = 28,454,122.11

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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.