Home / 29,659,847.40-44,489,771.10-12,621,076.20

Finding the Fourth Proportional to 29,659,847.40, 44,489,771.10 and 12,621,076.20

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Solution

The fourth proportional to 29,659,847.40, 44,489,771.10 and 12,621,076.20 is: 18,931,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,659,847.40 : 44,489,771.10 = 12,621,076.20 : x
  2. Step 2: Convert to fraction form
    29,659,847.40/44,489,771.10 = 12,621,076.20/x
  3. Step 3: Cross multiply
    29,659,847.40x = 44,489,771.10 × 12,621,076.20
  4. Step 4: Simplify right side
    29,659,847.40x = 561,508,791,173,657.81
  5. Step 5: Solve for x
    x = 561,508,791,173,657.81/29,659,847.40
  6. Step 6: Final answer
    x = 18,931,614.30

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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.