Home / 30,397,684.32-45,601,250.20-10,207,650.24

Finding the Fourth Proportional to 30,397,684.32, 45,601,250.20 and 10,207,650.24

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Solution

The fourth proportional to 30,397,684.32, 45,601,250.20 and 10,207,650.24 is: 15,313,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,397,684.32 : 45,601,250.20 = 10,207,650.24 : x
  2. Step 2: Convert to fraction form
    30,397,684.32/45,601,250.20 = 10,207,650.24/x
  3. Step 3: Cross multiply
    30,397,684.32x = 45,601,250.20 × 10,207,650.24
  4. Step 4: Simplify right side
    30,397,684.32x = 465,481,612,522,810.94
  5. Step 5: Solve for x
    x = 465,481,612,522,810.94/30,397,684.32
  6. Step 6: Final answer
    x = 15,313,061.60

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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.