Home / 29,129,109.40-43,704,161.70-12,102,002.20

Finding the Fourth Proportional to 29,129,109.40, 43,704,161.70 and 12,102,002.20

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Solution

The fourth proportional to 29,129,109.40, 43,704,161.70 and 12,102,002.20 is: 18,157,364.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129,109.40 : 43,704,161.70 = 12,102,002.20 : x
  2. Step 2: Convert to fraction form
    29,129,109.40/43,704,161.70 = 12,102,002.20/x
  3. Step 3: Cross multiply
    29,129,109.40x = 43,704,161.70 × 12,102,002.20
  4. Step 4: Simplify right side
    29,129,109.40x = 528,907,861,042,555.75
  5. Step 5: Solve for x
    x = 528,907,861,042,555.75/29,129,109.40
  6. Step 6: Final answer
    x = 18,157,364.64

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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.