Home / 21,084,662.16-31,620,788.98-9,563,464.08

Finding the Fourth Proportional to 21,084,662.16, 31,620,788.98 and 9,563,464.08

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Solution

The fourth proportional to 21,084,662.16, 31,620,788.98 and 9,563,464.08 is: 14,342,382.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,084,662.16 : 31,620,788.98 = 9,563,464.08 : x
  2. Step 2: Convert to fraction form
    21,084,662.16/31,620,788.98 = 9,563,464.08/x
  3. Step 3: Cross multiply
    21,084,662.16x = 31,620,788.98 × 9,563,464.08
  4. Step 4: Simplify right side
    21,084,662.16x = 302,404,279,591,489.88
  5. Step 5: Solve for x
    x = 302,404,279,591,489.88/21,084,662.16
  6. Step 6: Final answer
    x = 14,342,382.03

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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.