Home / 14,040,923.40-21,061,385.10-9,785,896.20

Finding the Fourth Proportional to 14,040,923.40, 21,061,385.10 and 9,785,896.20

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Solution

The fourth proportional to 14,040,923.40, 21,061,385.10 and 9,785,896.20 is: 14,678,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,923.40 : 21,061,385.10 = 9,785,896.20 : x
  2. Step 2: Convert to fraction form
    14,040,923.40/21,061,385.10 = 9,785,896.20/x
  3. Step 3: Cross multiply
    14,040,923.40x = 21,061,385.10 × 9,785,896.20
  4. Step 4: Simplify right side
    14,040,923.40x = 206,104,528,416,826.62
  5. Step 5: Solve for x
    x = 206,104,528,416,826.62/14,040,923.40
  6. Step 6: Final answer
    x = 14,678,844.30

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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.