Home / 7,824,188.94-11,727,999.95-2,631,855.50

Finding the Fourth Proportional to 7,824,188.94, 11,727,999.95 and 2,631,855.50

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Solution

The fourth proportional to 7,824,188.94, 11,727,999.95 and 2,631,855.50 is: 3,944,996.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824,188.94 : 11,727,999.95 = 2,631,855.50 : x
  2. Step 2: Convert to fraction form
    7,824,188.94/11,727,999.95 = 2,631,855.50/x
  3. Step 3: Cross multiply
    7,824,188.94x = 11,727,999.95 × 2,631,855.50
  4. Step 4: Simplify right side
    7,824,188.94x = 30,866,401,172,407.22
  5. Step 5: Solve for x
    x = 30,866,401,172,407.22/7,824,188.94
  6. Step 6: Final answer
    x = 3,944,996.91

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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.