Home / 11,446,219.70-17,169,329.55-9,905,040.80

Finding the Fourth Proportional to 11,446,219.70, 17,169,329.55 and 9,905,040.80

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Solution

The fourth proportional to 11,446,219.70, 17,169,329.55 and 9,905,040.80 is: 14,857,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446,219.70 : 17,169,329.55 = 9,905,040.80 : x
  2. Step 2: Convert to fraction form
    11,446,219.70/17,169,329.55 = 9,905,040.80/x
  3. Step 3: Cross multiply
    11,446,219.70x = 17,169,329.55 × 9,905,040.80
  4. Step 4: Simplify right side
    11,446,219.70x = 170,062,909,701,395.66
  5. Step 5: Solve for x
    x = 170,062,909,701,395.66/11,446,219.70
  6. Step 6: Final answer
    x = 14,857,561.20

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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.