Home / 14,658,085.08-20,228,181.03-8,131,714.74

Finding the Fourth Proportional to 14,658,085.08, 20,228,181.03 and 8,131,714.74

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Solution

The fourth proportional to 14,658,085.08, 20,228,181.03 and 8,131,714.74 is: 11,221,779.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658,085.08 : 20,228,181.03 = 8,131,714.74 : x
  2. Step 2: Convert to fraction form
    14,658,085.08/20,228,181.03 = 8,131,714.74/x
  3. Step 3: Cross multiply
    14,658,085.08x = 20,228,181.03 × 8,131,714.74
  4. Step 4: Simplify right side
    14,658,085.08x = 164,489,797,845,039.41
  5. Step 5: Solve for x
    x = 164,489,797,845,039.41/14,658,085.08
  6. Step 6: Final answer
    x = 11,221,779.44

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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.