Home / 7,945,975.80-11,912,901.28-3,625,004.19

Finding the Fourth Proportional to 7,945,975.80, 11,912,901.28 and 3,625,004.19

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Solution

The fourth proportional to 7,945,975.80, 11,912,901.28 and 3,625,004.19 is: 5,434,740.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945,975.80 : 11,912,901.28 = 3,625,004.19 : x
  2. Step 2: Convert to fraction form
    7,945,975.80/11,912,901.28 = 3,625,004.19/x
  3. Step 3: Cross multiply
    7,945,975.80x = 11,912,901.28 × 3,625,004.19
  4. Step 4: Simplify right side
    7,945,975.80x = 43,184,317,055,056.36
  5. Step 5: Solve for x
    x = 43,184,317,055,056.36/7,945,975.80
  6. Step 6: Final answer
    x = 5,434,740.57

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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.