Home / 30,563,632.32-42,180,903-17,512,622.88

Finding the Fourth Proportional to 30,563,632.32, 42,180,903 and 17,512,622.88

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Solution

The fourth proportional to 30,563,632.32, 42,180,903 and 17,512,622.88 is: 24,169,190.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,563,632.32 : 42,180,903 = 17,512,622.88 : x
  2. Step 2: Convert to fraction form
    30,563,632.32/42,180,903 = 17,512,622.88/x
  3. Step 3: Cross multiply
    30,563,632.32x = 42,180,903 × 17,512,622.88
  4. Step 4: Simplify right side
    30,563,632.32x = 738,698,246,976,860.62
  5. Step 5: Solve for x
    x = 738,698,246,976,860.62/30,563,632.32
  6. Step 6: Final answer
    x = 24,169,190.34

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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.