Home / 13,818,714-20,727,323.16-4,234,120.28

Finding the Fourth Proportional to 13,818,714, 20,727,323.16 and 4,234,120.28

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Solution

The fourth proportional to 13,818,714, 20,727,323.16 and 4,234,120.28 is: 6,350,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,714 : 20,727,323.16 = 4,234,120.28 : x
  2. Step 2: Convert to fraction form
    13,818,714/20,727,323.16 = 4,234,120.28/x
  3. Step 3: Cross multiply
    13,818,714x = 20,727,323.16 × 4,234,120.28
  4. Step 4: Simplify right side
    13,818,714x = 87,761,979,341,869.69
  5. Step 5: Solve for x
    x = 87,761,979,341,869.69/13,818,714
  6. Step 6: Final answer
    x = 6,350,951.28

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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.