Home / 14,972,921.74-20,662,694.18-8,097,403.87

Finding the Fourth Proportional to 14,972,921.74, 20,662,694.18 and 8,097,403.87

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Solution

The fourth proportional to 14,972,921.74, 20,662,694.18 and 8,097,403.87 is: 11,174,450.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,972,921.74 : 20,662,694.18 = 8,097,403.87 : x
  2. Step 2: Convert to fraction form
    14,972,921.74/20,662,694.18 = 8,097,403.87/x
  3. Step 3: Cross multiply
    14,972,921.74x = 20,662,694.18 × 8,097,403.87
  4. Step 4: Simplify right side
    14,972,921.74x = 167,314,179,817,758.47
  5. Step 5: Solve for x
    x = 167,314,179,817,758.47/14,972,921.74
  6. Step 6: Final answer
    x = 11,174,450.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.