Home / 30,800,116.08-42,504,161.03-17,049,080.21

Finding the Fourth Proportional to 30,800,116.08, 42,504,161.03 and 17,049,080.21

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Solution

The fourth proportional to 30,800,116.08, 42,504,161.03 and 17,049,080.21 is: 23,527,731.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,800,116.08 : 42,504,161.03 = 17,049,080.21 : x
  2. Step 2: Convert to fraction form
    30,800,116.08/42,504,161.03 = 17,049,080.21/x
  3. Step 3: Cross multiply
    30,800,116.08x = 42,504,161.03 × 17,049,080.21
  4. Step 4: Simplify right side
    30,800,116.08x = 724,656,850,425,394
  5. Step 5: Solve for x
    x = 724,656,850,425,394/30,800,116.08
  6. Step 6: Final answer
    x = 23,527,731.15

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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.