Home / 13,247,604.26-18,282,550.47-7,666,975.31

Finding the Fourth Proportional to 13,247,604.26, 18,282,550.47 and 7,666,975.31

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Solution

The fourth proportional to 13,247,604.26, 18,282,550.47 and 7,666,975.31 is: 10,580,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247,604.26 : 18,282,550.47 = 7,666,975.31 : x
  2. Step 2: Convert to fraction form
    13,247,604.26/18,282,550.47 = 7,666,975.31/x
  3. Step 3: Cross multiply
    13,247,604.26x = 18,282,550.47 × 7,666,975.31
  4. Step 4: Simplify right side
    13,247,604.26x = 140,171,862,965,906.12
  5. Step 5: Solve for x
    x = 140,171,862,965,906.12/13,247,604.26
  6. Step 6: Final answer
    x = 10,580,921.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.