Home / 37,580,146.30-56,356,392.48-12,981,815.20

Finding the Fourth Proportional to 37,580,146.30, 56,356,392.48 and 12,981,815.20

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Solution

The fourth proportional to 37,580,146.30, 56,356,392.48 and 12,981,815.20 is: 19,467,946.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,580,146.30 : 56,356,392.48 = 12,981,815.20 : x
  2. Step 2: Convert to fraction form
    37,580,146.30/56,356,392.48 = 12,981,815.20/x
  3. Step 3: Cross multiply
    37,580,146.30x = 56,356,392.48 × 12,981,815.20
  4. Step 4: Simplify right side
    37,580,146.30x = 731,608,272,514,029.62
  5. Step 5: Solve for x
    x = 731,608,272,514,029.62/37,580,146.30
  6. Step 6: Final answer
    x = 19,467,946.36

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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.