Home / 13,753,848.60-20,630,772.90-12,714,586.20

Finding the Fourth Proportional to 13,753,848.60, 20,630,772.90 and 12,714,586.20

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Solution

The fourth proportional to 13,753,848.60, 20,630,772.90 and 12,714,586.20 is: 19,071,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753,848.60 : 20,630,772.90 = 12,714,586.20 : x
  2. Step 2: Convert to fraction form
    13,753,848.60/20,630,772.90 = 12,714,586.20/x
  3. Step 3: Cross multiply
    13,753,848.60x = 20,630,772.90 × 12,714,586.20
  4. Step 4: Simplify right side
    13,753,848.60x = 262,311,740,409,673.94
  5. Step 5: Solve for x
    x = 262,311,740,409,673.94/13,753,848.60
  6. Step 6: Final answer
    x = 19,071,879.30

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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.