Home / 16,185,968.90-24,278,953.35-12,572,170.10

Finding the Fourth Proportional to 16,185,968.90, 24,278,953.35 and 12,572,170.10

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Solution

The fourth proportional to 16,185,968.90, 24,278,953.35 and 12,572,170.10 is: 18,858,255.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,185,968.90 : 24,278,953.35 = 12,572,170.10 : x
  2. Step 2: Convert to fraction form
    16,185,968.90/24,278,953.35 = 12,572,170.10/x
  3. Step 3: Cross multiply
    16,185,968.90x = 24,278,953.35 × 12,572,170.10
  4. Step 4: Simplify right side
    16,185,968.90x = 305,239,131,366,164.88
  5. Step 5: Solve for x
    x = 305,239,131,366,164.88/16,185,968.90
  6. Step 6: Final answer
    x = 18,858,255.15

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1.5x scale

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.