Home / 11,038,540.80-16,526,318.40-9,778,828.80

Finding the Fourth Proportional to 11,038,540.80, 16,526,318.40 and 9,778,828.80

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Solution

The fourth proportional to 11,038,540.80, 16,526,318.40 and 9,778,828.80 is: 14,640,344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038,540.80 : 16,526,318.40 = 9,778,828.80 : x
  2. Step 2: Convert to fraction form
    11,038,540.80/16,526,318.40 = 9,778,828.80/x
  3. Step 3: Cross multiply
    11,038,540.80x = 16,526,318.40 × 9,778,828.80
  4. Step 4: Simplify right side
    11,038,540.80x = 161,608,038,327,889.94
  5. Step 5: Solve for x
    x = 161,608,038,327,889.94/11,038,540.80
  6. Step 6: Final answer
    x = 14,640,344.34

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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.