Home / 14,677,377.62-20,255,051.43-8,151,615.86

Finding the Fourth Proportional to 14,677,377.62, 20,255,051.43 and 8,151,615.86

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Solution

The fourth proportional to 14,677,377.62, 20,255,051.43 and 8,151,615.86 is: 11,249,380.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677,377.62 : 20,255,051.43 = 8,151,615.86 : x
  2. Step 2: Convert to fraction form
    14,677,377.62/20,255,051.43 = 8,151,615.86/x
  3. Step 3: Cross multiply
    14,677,377.62x = 20,255,051.43 × 8,151,615.86
  4. Step 4: Simplify right side
    14,677,377.62x = 165,111,398,380,628.44
  5. Step 5: Solve for x
    x = 165,111,398,380,628.44/14,677,377.62
  6. Step 6: Final answer
    x = 11,249,380.01

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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.