Home / 14,652,090.76-20,219,885.24-8,126,719.42

Finding the Fourth Proportional to 14,652,090.76, 20,219,885.24 and 8,126,719.42

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Solution

The fourth proportional to 14,652,090.76, 20,219,885.24 and 8,126,719.42 is: 11,214,872.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652,090.76 : 20,219,885.24 = 8,126,719.42 : x
  2. Step 2: Convert to fraction form
    14,652,090.76/20,219,885.24 = 8,126,719.42/x
  3. Step 3: Cross multiply
    14,652,090.76x = 20,219,885.24 × 8,126,719.42
  4. Step 4: Simplify right side
    14,652,090.76x = 164,321,334,050,079.34
  5. Step 5: Solve for x
    x = 164,321,334,050,079.34/14,652,090.76
  6. Step 6: Final answer
    x = 11,214,872.79

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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.