Home / 19,620,005.20-29,435,256.60-13,951,301.20

Finding the Fourth Proportional to 19,620,005.20, 29,435,256.60 and 13,951,301.20

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Solution

The fourth proportional to 19,620,005.20, 29,435,256.60 and 13,951,301.20 is: 20,930,684.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,620,005.20 : 29,435,256.60 = 13,951,301.20 : x
  2. Step 2: Convert to fraction form
    19,620,005.20/29,435,256.60 = 13,951,301.20/x
  3. Step 3: Cross multiply
    19,620,005.20x = 29,435,256.60 × 13,951,301.20
  4. Step 4: Simplify right side
    19,620,005.20x = 410,660,130,725,887.94
  5. Step 5: Solve for x
    x = 410,660,130,725,887.94/19,620,005.20
  6. Step 6: Final answer
    x = 20,930,684.09

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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.