Home / 12,662,100.96-17,474,024.64-7,770,025.92

Finding the Fourth Proportional to 12,662,100.96, 17,474,024.64 and 7,770,025.92

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Solution

The fourth proportional to 12,662,100.96, 17,474,024.64 and 7,770,025.92 is: 10,722,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,662,100.96 : 17,474,024.64 = 7,770,025.92 : x
  2. Step 2: Convert to fraction form
    12,662,100.96/17,474,024.64 = 7,770,025.92/x
  3. Step 3: Cross multiply
    12,662,100.96x = 17,474,024.64 × 7,770,025.92
  4. Step 4: Simplify right side
    12,662,100.96x = 135,773,624,379,518.67
  5. Step 5: Solve for x
    x = 135,773,624,379,518.67/12,662,100.96
  6. Step 6: Final answer
    x = 10,722,835.40

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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.