Home / 20,004,459.84-29,956,923.36-13,992,678.72

Finding the Fourth Proportional to 20,004,459.84, 29,956,923.36 and 13,992,678.72

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Solution

The fourth proportional to 20,004,459.84, 29,956,923.36 and 13,992,678.72 is: 20,954,207.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004,459.84 : 29,956,923.36 = 13,992,678.72 : x
  2. Step 2: Convert to fraction form
    20,004,459.84/29,956,923.36 = 13,992,678.72/x
  3. Step 3: Cross multiply
    20,004,459.84x = 29,956,923.36 × 13,992,678.72
  4. Step 4: Simplify right side
    20,004,459.84x = 419,177,604,016,142.94
  5. Step 5: Solve for x
    x = 419,177,604,016,142.94/20,004,459.84
  6. Step 6: Final answer
    x = 20,954,207.58

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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.