Home / 13,674,001.80-20,511,002.70-5,581,664.40

Finding the Fourth Proportional to 13,674,001.80, 20,511,002.70 and 5,581,664.40

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Solution

The fourth proportional to 13,674,001.80, 20,511,002.70 and 5,581,664.40 is: 8,372,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,674,001.80 : 20,511,002.70 = 5,581,664.40 : x
  2. Step 2: Convert to fraction form
    13,674,001.80/20,511,002.70 = 5,581,664.40/x
  3. Step 3: Cross multiply
    13,674,001.80x = 20,511,002.70 × 5,581,664.40
  4. Step 4: Simplify right side
    13,674,001.80x = 114,485,533,578,893.89
  5. Step 5: Solve for x
    x = 114,485,533,578,893.89/13,674,001.80
  6. Step 6: Final answer
    x = 8,372,496.60

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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.