Home / 9,919,705.81-14,850,653.41-7,372,200.73

Finding the Fourth Proportional to 9,919,705.81, 14,850,653.41 and 7,372,200.73

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Solution

The fourth proportional to 9,919,705.81, 14,850,653.41 and 7,372,200.73 is: 11,036,819.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919,705.81 : 14,850,653.41 = 7,372,200.73 : x
  2. Step 2: Convert to fraction form
    9,919,705.81/14,850,653.41 = 7,372,200.73/x
  3. Step 3: Cross multiply
    9,919,705.81x = 14,850,653.41 × 7,372,200.73
  4. Step 4: Simplify right side
    9,919,705.81x = 109,481,997,910,179
  5. Step 5: Solve for x
    x = 109,481,997,910,179/9,919,705.81
  6. Step 6: Final answer
    x = 11,036,819.04

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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.