Home / 8,242,851.72-11,361,996.96-6,497,677.38

Finding the Fourth Proportional to 8,242,851.72, 11,361,996.96 and 6,497,677.38

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Solution

The fourth proportional to 8,242,851.72, 11,361,996.96 and 6,497,677.38 is: 8,956,438.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242,851.72 : 11,361,996.96 = 6,497,677.38 : x
  2. Step 2: Convert to fraction form
    8,242,851.72/11,361,996.96 = 6,497,677.38/x
  3. Step 3: Cross multiply
    8,242,851.72x = 11,361,996.96 × 6,497,677.38
  4. Step 4: Simplify right side
    8,242,851.72x = 73,826,590,638,620.77
  5. Step 5: Solve for x
    x = 73,826,590,638,620.77/8,242,851.72
  6. Step 6: Final answer
    x = 8,956,438.03

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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.