Home / 14,124,507.80-21,186,958.52-4,027,128.80

Finding the Fourth Proportional to 14,124,507.80, 21,186,958.52 and 4,027,128.80

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Solution

The fourth proportional to 14,124,507.80, 21,186,958.52 and 4,027,128.80 is: 6,040,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124,507.80 : 21,186,958.52 = 4,027,128.80 : x
  2. Step 2: Convert to fraction form
    14,124,507.80/21,186,958.52 = 4,027,128.80/x
  3. Step 3: Cross multiply
    14,124,507.80x = 21,186,958.52 × 4,027,128.80
  4. Step 4: Simplify right side
    14,124,507.80x = 85,322,610,840,297.38
  5. Step 5: Solve for x
    x = 85,322,610,840,297.38/14,124,507.80
  6. Step 6: Final answer
    x = 6,040,749.32

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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.