Home / 14,100,485.79-21,150,801.66-6,418,758.48

Finding the Fourth Proportional to 14,100,485.79, 21,150,801.66 and 6,418,758.48

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Solution

The fourth proportional to 14,100,485.79, 21,150,801.66 and 6,418,758.48 is: 9,628,170.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100,485.79 : 21,150,801.66 = 6,418,758.48 : x
  2. Step 2: Convert to fraction form
    14,100,485.79/21,150,801.66 = 6,418,758.48/x
  3. Step 3: Cross multiply
    14,100,485.79x = 21,150,801.66 × 6,418,758.48
  4. Step 4: Simplify right side
    14,100,485.79x = 135,761,887,513,923.09
  5. Step 5: Solve for x
    x = 135,761,887,513,923.09/14,100,485.79
  6. Step 6: Final answer
    x = 9,628,170.94

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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.