Home / 29,007,756.40-43,516,591.80-11,959,109.68

Finding the Fourth Proportional to 29,007,756.40, 43,516,591.80 and 11,959,109.68

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Solution

The fourth proportional to 29,007,756.40, 43,516,591.80 and 11,959,109.68 is: 17,940,708.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,007,756.40 : 43,516,591.80 = 11,959,109.68 : x
  2. Step 2: Convert to fraction form
    29,007,756.40/43,516,591.80 = 11,959,109.68/x
  3. Step 3: Cross multiply
    29,007,756.40x = 43,516,591.80 × 11,959,109.68
  4. Step 4: Simplify right side
    29,007,756.40x = 520,419,693,958,610.19
  5. Step 5: Solve for x
    x = 520,419,693,958,610.19/29,007,756.40
  6. Step 6: Final answer
    x = 17,940,708.23

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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.