Home / 14,983,686-20,677,505.13-8,108,168.06

Finding the Fourth Proportional to 14,983,686, 20,677,505.13 and 8,108,168.06

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Solution

The fourth proportional to 14,983,686, 20,677,505.13 and 8,108,168.06 is: 11,189,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983,686 : 20,677,505.13 = 8,108,168.06 : x
  2. Step 2: Convert to fraction form
    14,983,686/20,677,505.13 = 8,108,168.06/x
  3. Step 3: Cross multiply
    14,983,686x = 20,677,505.13 × 8,108,168.06
  4. Step 4: Simplify right side
    14,983,686x = 167,656,686,707,245.91
  5. Step 5: Solve for x
    x = 167,656,686,707,245.91/14,983,686
  6. Step 6: Final answer
    x = 11,189,281.91

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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.