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Finding the Fourth Proportional to 22,245,852.60, 31,188,983.40 and 22,245,852.60

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Solution

The fourth proportional to 22,245,852.60, 31,188,983.40 and 22,245,852.60 is: 31,188,983.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245,852.60 : 31,188,983.40 = 22,245,852.60 : x
  2. Step 2: Convert to fraction form
    22,245,852.60/31,188,983.40 = 22,245,852.60/x
  3. Step 3: Cross multiply
    22,245,852.60x = 31,188,983.40 × 22,245,852.60
  4. Step 4: Simplify right side
    22,245,852.60x = 693,825,527,460,246.88
  5. Step 5: Solve for x
    x = 693,825,527,460,246.88/22,245,852.60
  6. Step 6: Final answer
    x = 31,188,983.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.