Home / 14,580,885.36-20,121,231.24-8,054,374.35

Finding the Fourth Proportional to 14,580,885.36, 20,121,231.24 and 8,054,374.35

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Solution

The fourth proportional to 14,580,885.36, 20,121,231.24 and 8,054,374.35 is: 11,114,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580,885.36 : 20,121,231.24 = 8,054,374.35 : x
  2. Step 2: Convert to fraction form
    14,580,885.36/20,121,231.24 = 8,054,374.35/x
  3. Step 3: Cross multiply
    14,580,885.36x = 20,121,231.24 × 8,054,374.35
  4. Step 4: Simplify right side
    14,580,885.36x = 162,063,928,789,874.69
  5. Step 5: Solve for x
    x = 162,063,928,789,874.69/14,580,885.36
  6. Step 6: Final answer
    x = 11,114,820.86

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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.