Home / 30,504,010.68-45,755,977.62-7,784,907.96

Finding the Fourth Proportional to 30,504,010.68, 45,755,977.62 and 7,784,907.96

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Solution

The fourth proportional to 30,504,010.68, 45,755,977.62 and 7,784,907.96 is: 11,677,352.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,504,010.68 : 45,755,977.62 = 7,784,907.96 : x
  2. Step 2: Convert to fraction form
    30,504,010.68/45,755,977.62 = 7,784,907.96/x
  3. Step 3: Cross multiply
    30,504,010.68x = 45,755,977.62 × 7,784,907.96
  4. Step 4: Simplify right side
    30,504,010.68x = 356,206,074,391,519.81
  5. Step 5: Solve for x
    x = 356,206,074,391,519.81/30,504,010.68
  6. Step 6: Final answer
    x = 11,677,352.14

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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.