Home / 49,822,555.44-74,763,347.40-21,067,114.80

Finding the Fourth Proportional to 49,822,555.44, 74,763,347.40 and 21,067,114.80

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Solution

The fourth proportional to 49,822,555.44, 74,763,347.40 and 21,067,114.80 is: 31,613,152.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,822,555.44 : 74,763,347.40 = 21,067,114.80 : x
  2. Step 2: Convert to fraction form
    49,822,555.44/74,763,347.40 = 21,067,114.80/x
  3. Step 3: Cross multiply
    49,822,555.44x = 74,763,347.40 × 21,067,114.80
  4. Step 4: Simplify right side
    49,822,555.44x = 1,575,048,022,508,081.75
  5. Step 5: Solve for x
    x = 1,575,048,022,508,081.75/49,822,555.44
  6. Step 6: Final answer
    x = 31,613,152.09

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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.