Home / 22,573,226.21-31,150,009.52-12,783,740.56

Finding the Fourth Proportional to 22,573,226.21, 31,150,009.52 and 12,783,740.56

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Solution

The fourth proportional to 22,573,226.21, 31,150,009.52 and 12,783,740.56 is: 17,640,971.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,573,226.21 : 31,150,009.52 = 12,783,740.56 : x
  2. Step 2: Convert to fraction form
    22,573,226.21/31,150,009.52 = 12,783,740.56/x
  3. Step 3: Cross multiply
    22,573,226.21x = 31,150,009.52 × 12,783,740.56
  4. Step 4: Simplify right side
    22,573,226.21x = 398,213,640,051,355.44
  5. Step 5: Solve for x
    x = 398,213,640,051,355.44/22,573,226.21
  6. Step 6: Final answer
    x = 17,640,971.50

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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.