Home / 11,295,720.80-16,933,083.60-7,884,000.80

Finding the Fourth Proportional to 11,295,720.80, 16,933,083.60 and 7,884,000.80

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Solution

The fourth proportional to 11,295,720.80, 16,933,083.60 and 7,884,000.80 is: 11,818,674.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295,720.80 : 16,933,083.60 = 7,884,000.80 : x
  2. Step 2: Convert to fraction form
    11,295,720.80/16,933,083.60 = 7,884,000.80/x
  3. Step 3: Cross multiply
    11,295,720.80x = 16,933,083.60 × 7,884,000.80
  4. Step 4: Simplify right side
    11,295,720.80x = 133,500,444,648,866.89
  5. Step 5: Solve for x
    x = 133,500,444,648,866.89/11,295,720.80
  6. Step 6: Final answer
    x = 11,818,674.26

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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.