Home / 21,815,146.98-32,722,665.75-6,463,631.70

Finding the Fourth Proportional to 21,815,146.98, 32,722,665.75 and 6,463,631.70

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Solution

The fourth proportional to 21,815,146.98, 32,722,665.75 and 6,463,631.70 is: 9,695,431.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,815,146.98 : 32,722,665.75 = 6,463,631.70 : x
  2. Step 2: Convert to fraction form
    21,815,146.98/32,722,665.75 = 6,463,631.70/x
  3. Step 3: Cross multiply
    21,815,146.98x = 32,722,665.75 × 6,463,631.70
  4. Step 4: Simplify right side
    21,815,146.98x = 211,507,259,650,204.28
  5. Step 5: Solve for x
    x = 211,507,259,650,204.28/21,815,146.98
  6. Step 6: Final answer
    x = 9,695,431.34

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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.