Home / 28,954,939.60-43,432,409.40-22,152,494.80

Finding the Fourth Proportional to 28,954,939.60, 43,432,409.40 and 22,152,494.80

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Solution

The fourth proportional to 28,954,939.60, 43,432,409.40 and 22,152,494.80 is: 33,228,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954,939.60 : 43,432,409.40 = 22,152,494.80 : x
  2. Step 2: Convert to fraction form
    28,954,939.60/43,432,409.40 = 22,152,494.80/x
  3. Step 3: Cross multiply
    28,954,939.60x = 43,432,409.40 × 22,152,494.80
  4. Step 4: Simplify right side
    28,954,939.60x = 962,136,223,384,971.12
  5. Step 5: Solve for x
    x = 962,136,223,384,971.12/28,954,939.60
  6. Step 6: Final answer
    x = 33,228,742.20

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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.