Home / 19,546,676.80-29,383,000.80-13,905,966.40

Finding the Fourth Proportional to 19,546,676.80, 29,383,000.80 and 13,905,966.40

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Solution

The fourth proportional to 19,546,676.80, 29,383,000.80 and 13,905,966.40 is: 20,903,759.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546,676.80 : 29,383,000.80 = 13,905,966.40 : x
  2. Step 2: Convert to fraction form
    19,546,676.80/29,383,000.80 = 13,905,966.40/x
  3. Step 3: Cross multiply
    19,546,676.80x = 29,383,000.80 × 13,905,966.40
  4. Step 4: Simplify right side
    19,546,676.80x = 408,599,021,855,973.12
  5. Step 5: Solve for x
    x = 408,599,021,855,973.12/19,546,676.80
  6. Step 6: Final answer
    x = 20,903,759.04

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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.