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Finding the Fourth Proportional to 29,478,007.14, 44,241,855.03 and 12,450,899.94

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Solution

The fourth proportional to 29,478,007.14, 44,241,855.03 and 12,450,899.94 is: 18,686,843.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,478,007.14 : 44,241,855.03 = 12,450,899.94 : x
  2. Step 2: Convert to fraction form
    29,478,007.14/44,241,855.03 = 12,450,899.94/x
  3. Step 3: Cross multiply
    29,478,007.14x = 44,241,855.03 × 12,450,899.94
  4. Step 4: Simplify right side
    29,478,007.14x = 550,850,910,138,515.69
  5. Step 5: Solve for x
    x = 550,850,910,138,515.69/29,478,007.14
  6. Step 6: Final answer
    x = 18,686,843.64

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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.