Home / 30,397,685.32-45,601,251.72-10,207,651.24

Finding the Fourth Proportional to 30,397,685.32, 45,601,251.72 and 10,207,651.24

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Solution

The fourth proportional to 30,397,685.32, 45,601,251.72 and 10,207,651.24 is: 15,313,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,397,685.32 : 45,601,251.72 = 10,207,651.24 : x
  2. Step 2: Convert to fraction form
    30,397,685.32/45,601,251.72 = 10,207,651.24/x
  3. Step 3: Cross multiply
    30,397,685.32x = 45,601,251.72 × 10,207,651.24
  4. Step 4: Simplify right side
    30,397,685.32x = 465,481,673,665,210.12
  5. Step 5: Solve for x
    x = 465,481,673,665,210.12/30,397,685.32
  6. Step 6: Final answer
    x = 15,313,063.11

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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.