Home / 7,485,450.87-10,329,983.91-4,132,725.15

Finding the Fourth Proportional to 7,485,450.87, 10,329,983.91 and 4,132,725.15

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Solution

The fourth proportional to 7,485,450.87, 10,329,983.91 and 4,132,725.15 is: 5,703,194.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,450.87 : 10,329,983.91 = 4,132,725.15 : x
  2. Step 2: Convert to fraction form
    7,485,450.87/10,329,983.91 = 4,132,725.15/x
  3. Step 3: Cross multiply
    7,485,450.87x = 10,329,983.91 × 4,132,725.15
  4. Step 4: Simplify right side
    7,485,450.87x = 42,690,984,303,952.34
  5. Step 5: Solve for x
    x = 42,690,984,303,952.34/7,485,450.87
  6. Step 6: Final answer
    x = 5,703,194.78

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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.