Home / 19,550,938.40-29,340,404.40-11,022,221.60

Finding the Fourth Proportional to 19,550,938.40, 29,340,404.40 and 11,022,221.60

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Solution

The fourth proportional to 19,550,938.40, 29,340,404.40 and 11,022,221.60 is: 16,541,223.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550,938.40 : 29,340,404.40 = 11,022,221.60 : x
  2. Step 2: Convert to fraction form
    19,550,938.40/29,340,404.40 = 11,022,221.60/x
  3. Step 3: Cross multiply
    19,550,938.40x = 29,340,404.40 × 11,022,221.60
  4. Step 4: Simplify right side
    19,550,938.40x = 323,396,439,130,415
  5. Step 5: Solve for x
    x = 323,396,439,130,415/19,550,938.40
  6. Step 6: Final answer
    x = 16,541,223.37

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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.