Home / 14,036,699.40-21,055,049.10-7,969,086.60

Finding the Fourth Proportional to 14,036,699.40, 21,055,049.10 and 7,969,086.60

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Solution

The fourth proportional to 14,036,699.40, 21,055,049.10 and 7,969,086.60 is: 11,953,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036,699.40 : 21,055,049.10 = 7,969,086.60 : x
  2. Step 2: Convert to fraction form
    14,036,699.40/21,055,049.10 = 7,969,086.60/x
  3. Step 3: Cross multiply
    14,036,699.40x = 21,055,049.10 × 7,969,086.60
  4. Step 4: Simplify right side
    14,036,699.40x = 167,789,509,645,152.06
  5. Step 5: Solve for x
    x = 167,789,509,645,152.06/14,036,699.40
  6. Step 6: Final answer
    x = 11,953,629.90

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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.