Home / 11,723,038.20-17,554,272.48-8,090,978.76

Finding the Fourth Proportional to 11,723,038.20, 17,554,272.48 and 8,090,978.76

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Solution

The fourth proportional to 11,723,038.20, 17,554,272.48 and 8,090,978.76 is: 12,115,566.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,723,038.20 : 17,554,272.48 = 8,090,978.76 : x
  2. Step 2: Convert to fraction form
    11,723,038.20/17,554,272.48 = 8,090,978.76/x
  3. Step 3: Cross multiply
    11,723,038.20x = 17,554,272.48 × 8,090,978.76
  4. Step 4: Simplify right side
    11,723,038.20x = 142,031,245,782,932.53
  5. Step 5: Solve for x
    x = 142,031,245,782,932.53/11,723,038.20
  6. Step 6: Final answer
    x = 12,115,566.23

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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.