Home / 6,287,664.22-8,677,895.53-3,534,578.41

Finding the Fourth Proportional to 6,287,664.22, 8,677,895.53 and 3,534,578.41

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Solution

The fourth proportional to 6,287,664.22, 8,677,895.53 and 3,534,578.41 is: 4,878,234.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287,664.22 : 8,677,895.53 = 3,534,578.41 : x
  2. Step 2: Convert to fraction form
    6,287,664.22/8,677,895.53 = 3,534,578.41/x
  3. Step 3: Cross multiply
    6,287,664.22x = 8,677,895.53 × 3,534,578.41
  4. Step 4: Simplify right side
    6,287,664.22x = 30,672,702,184,573.51
  5. Step 5: Solve for x
    x = 30,672,702,184,573.51/6,287,664.22
  6. Step 6: Final answer
    x = 4,878,234.76

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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.