Home / 29,121,679.20-43,682,518.80-9,949,562.40

Finding the Fourth Proportional to 29,121,679.20, 43,682,518.80 and 9,949,562.40

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Solution

The fourth proportional to 29,121,679.20, 43,682,518.80 and 9,949,562.40 is: 14,924,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121,679.20 : 43,682,518.80 = 9,949,562.40 : x
  2. Step 2: Convert to fraction form
    29,121,679.20/43,682,518.80 = 9,949,562.40/x
  3. Step 3: Cross multiply
    29,121,679.20x = 43,682,518.80 × 9,949,562.40
  4. Step 4: Simplify right side
    29,121,679.20x = 434,621,946,589,773.12
  5. Step 5: Solve for x
    x = 434,621,946,589,773.12/29,121,679.20
  6. Step 6: Final answer
    x = 14,924,343.60

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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.