Home / 29,128,978.60-43,693,467.90-10,933,138.60

Finding the Fourth Proportional to 29,128,978.60, 43,693,467.90 and 10,933,138.60

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Solution

The fourth proportional to 29,128,978.60, 43,693,467.90 and 10,933,138.60 is: 16,399,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,128,978.60 : 43,693,467.90 = 10,933,138.60 : x
  2. Step 2: Convert to fraction form
    29,128,978.60/43,693,467.90 = 10,933,138.60/x
  3. Step 3: Cross multiply
    29,128,978.60x = 43,693,467.90 × 10,933,138.60
  4. Step 4: Simplify right side
    29,128,978.60x = 477,706,740,465,350.94
  5. Step 5: Solve for x
    x = 477,706,740,465,350.94/29,128,978.60
  6. Step 6: Final answer
    x = 16,399,707.90

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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.