Home / 30,379,049.06-45,562,767.44-9,103,913.06

Finding the Fourth Proportional to 30,379,049.06, 45,562,767.44 and 9,103,913.06

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Solution

The fourth proportional to 30,379,049.06, 45,562,767.44 and 9,103,913.06 is: 13,654,129.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,379,049.06 : 45,562,767.44 = 9,103,913.06 : x
  2. Step 2: Convert to fraction form
    30,379,049.06/45,562,767.44 = 9,103,913.06/x
  3. Step 3: Cross multiply
    30,379,049.06x = 45,562,767.44 × 9,103,913.06
  4. Step 4: Simplify right side
    30,379,049.06x = 414,799,473,273,425.38
  5. Step 5: Solve for x
    x = 414,799,473,273,425.38/30,379,049.06
  6. Step 6: Final answer
    x = 13,654,129.61

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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.