Home / 36,911,112.12-50,929,947.18-20,611,080.12

Finding the Fourth Proportional to 36,911,112.12, 50,929,947.18 and 20,611,080.12

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Solution

The fourth proportional to 36,911,112.12, 50,929,947.18 and 20,611,080.12 is: 28,439,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911,112.12 : 50,929,947.18 = 20,611,080.12 : x
  2. Step 2: Convert to fraction form
    36,911,112.12/50,929,947.18 = 20,611,080.12/x
  3. Step 3: Cross multiply
    36,911,112.12x = 50,929,947.18 × 20,611,080.12
  4. Step 4: Simplify right side
    36,911,112.12x = 1,049,721,221,834,348.12
  5. Step 5: Solve for x
    x = 1,049,721,221,834,348.12/36,911,112.12
  6. Step 6: Final answer
    x = 28,439,165.38

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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.