Home / 14,251,101.53-19,665,993.23-7,724,590.86

Finding the Fourth Proportional to 14,251,101.53, 19,665,993.23 and 7,724,590.86

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Solution

The fourth proportional to 14,251,101.53, 19,665,993.23 and 7,724,590.86 is: 10,659,649.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251,101.53 : 19,665,993.23 = 7,724,590.86 : x
  2. Step 2: Convert to fraction form
    14,251,101.53/19,665,993.23 = 7,724,590.86/x
  3. Step 3: Cross multiply
    14,251,101.53x = 19,665,993.23 × 7,724,590.86
  4. Step 4: Simplify right side
    14,251,101.53x = 151,911,751,576,591.38
  5. Step 5: Solve for x
    x = 151,911,751,576,591.38/14,251,101.53
  6. Step 6: Final answer
    x = 10,659,649.80

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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.