Home / 36,856,141.20-50,861,127.72-20,336,415.12

Finding the Fourth Proportional to 36,856,141.20, 50,861,127.72 and 20,336,415.12

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Solution

The fourth proportional to 36,856,141.20, 50,861,127.72 and 20,336,415.12 is: 28,064,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,856,141.20 : 50,861,127.72 = 20,336,415.12 : x
  2. Step 2: Convert to fraction form
    36,856,141.20/50,861,127.72 = 20,336,415.12/x
  3. Step 3: Cross multiply
    36,856,141.20x = 50,861,127.72 × 20,336,415.12
  4. Step 4: Simplify right side
    36,856,141.20x = 1,034,333,006,785,259.12
  5. Step 5: Solve for x
    x = 1,034,333,006,785,259.12/36,856,141.20
  6. Step 6: Final answer
    x = 28,064,061.32

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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.