Home / 21,383,999.20-32,075,998.80-6,237,930.70

Finding the Fourth Proportional to 21,383,999.20, 32,075,998.80 and 6,237,930.70

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Solution

The fourth proportional to 21,383,999.20, 32,075,998.80 and 6,237,930.70 is: 9,356,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,383,999.20 : 32,075,998.80 = 6,237,930.70 : x
  2. Step 2: Convert to fraction form
    21,383,999.20/32,075,998.80 = 6,237,930.70/x
  3. Step 3: Cross multiply
    21,383,999.20x = 32,075,998.80 × 6,237,930.70
  4. Step 4: Simplify right side
    21,383,999.20x = 200,087,857,647,683.16
  5. Step 5: Solve for x
    x = 200,087,857,647,683.16/21,383,999.20
  6. Step 6: Final answer
    x = 9,356,896.05

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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.