Home / 20,332,802.80-30,522,823.80-12,254,899.60

Finding the Fourth Proportional to 20,332,802.80, 30,522,823.80 and 12,254,899.60

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Solution

The fourth proportional to 20,332,802.80, 30,522,823.80 and 12,254,899.60 is: 18,396,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,332,802.80 : 30,522,823.80 = 12,254,899.60 : x
  2. Step 2: Convert to fraction form
    20,332,802.80/30,522,823.80 = 12,254,899.60/x
  3. Step 3: Cross multiply
    20,332,802.80x = 30,522,823.80 × 12,254,899.60
  4. Step 4: Simplify right side
    20,332,802.80x = 374,054,141,177,490.50
  5. Step 5: Solve for x
    x = 374,054,141,177,490.50/20,332,802.80
  6. Step 6: Final answer
    x = 18,396,585.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.