Home / 14,520,680.76-20,037,778.68-7,993,035.36

Finding the Fourth Proportional to 14,520,680.76, 20,037,778.68 and 7,993,035.36

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Solution

The fourth proportional to 14,520,680.76, 20,037,778.68 and 7,993,035.36 is: 11,029,970.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,680.76 : 20,037,778.68 = 7,993,035.36 : x
  2. Step 2: Convert to fraction form
    14,520,680.76/20,037,778.68 = 7,993,035.36/x
  3. Step 3: Cross multiply
    14,520,680.76x = 20,037,778.68 × 7,993,035.36
  4. Step 4: Simplify right side
    14,520,680.76x = 160,162,673,525,094.12
  5. Step 5: Solve for x
    x = 160,162,673,525,094.12/14,520,680.76
  6. Step 6: Final answer
    x = 11,029,970.02

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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.