Home / 13,593,695.46-18,749,748.96-8,945,999.70

Finding the Fourth Proportional to 13,593,695.46, 18,749,748.96 and 8,945,999.70

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Solution

The fourth proportional to 13,593,695.46, 18,749,748.96 and 8,945,999.70 is: 12,339,194.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,695.46 : 18,749,748.96 = 8,945,999.70 : x
  2. Step 2: Convert to fraction form
    13,593,695.46/18,749,748.96 = 8,945,999.70/x
  3. Step 3: Cross multiply
    13,593,695.46x = 18,749,748.96 × 8,945,999.70
  4. Step 4: Simplify right side
    13,593,695.46x = 167,735,248,571,235.31
  5. Step 5: Solve for x
    x = 167,735,248,571,235.31/13,593,695.46
  6. Step 6: Final answer
    x = 12,339,194.23

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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.