Home / 30,162,383.70-45,243,575.55-9,967,625.70

Finding the Fourth Proportional to 30,162,383.70, 45,243,575.55 and 9,967,625.70

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Solution

The fourth proportional to 30,162,383.70, 45,243,575.55 and 9,967,625.70 is: 14,951,438.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,162,383.70 : 45,243,575.55 = 9,967,625.70 : x
  2. Step 2: Convert to fraction form
    30,162,383.70/45,243,575.55 = 9,967,625.70/x
  3. Step 3: Cross multiply
    30,162,383.70x = 45,243,575.55 × 9,967,625.70
  4. Step 4: Simplify right side
    30,162,383.70x = 450,971,026,412,071.56
  5. Step 5: Solve for x
    x = 450,971,026,412,071.56/30,162,383.70
  6. Step 6: Final answer
    x = 14,951,438.55

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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.