Home / 11,091,782.40-16,605,014.40-8,264,428.80

Finding the Fourth Proportional to 11,091,782.40, 16,605,014.40 and 8,264,428.80

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Solution

The fourth proportional to 11,091,782.40, 16,605,014.40 and 8,264,428.80 is: 12,372,309.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091,782.40 : 16,605,014.40 = 8,264,428.80 : x
  2. Step 2: Convert to fraction form
    11,091,782.40/16,605,014.40 = 8,264,428.80/x
  3. Step 3: Cross multiply
    11,091,782.40x = 16,605,014.40 × 8,264,428.80
  4. Step 4: Simplify right side
    11,091,782.40x = 137,230,959,231,774.72
  5. Step 5: Solve for x
    x = 137,230,959,231,774.72/11,091,782.40
  6. Step 6: Final answer
    x = 12,372,309.00

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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.