Home / 12,695,489.86-17,525,138.96-8,571,107.35

Finding the Fourth Proportional to 12,695,489.86, 17,525,138.96 and 8,571,107.35

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Solution

The fourth proportional to 12,695,489.86, 17,525,138.96 and 8,571,107.35 is: 11,831,748.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695,489.86 : 17,525,138.96 = 8,571,107.35 : x
  2. Step 2: Convert to fraction form
    12,695,489.86/17,525,138.96 = 8,571,107.35/x
  3. Step 3: Cross multiply
    12,695,489.86x = 17,525,138.96 × 8,571,107.35
  4. Step 4: Simplify right side
    12,695,489.86x = 150,209,847,349,827.34
  5. Step 5: Solve for x
    x = 150,209,847,349,827.34/12,695,489.86
  6. Step 6: Final answer
    x = 11,831,748.83

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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.