Home / 28,912,517.50-43,354,826.07-16,785,033.88

Finding the Fourth Proportional to 28,912,517.50, 43,354,826.07 and 16,785,033.88

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Solution

The fourth proportional to 28,912,517.50, 43,354,826.07 and 16,785,033.88 is: 25,169,452.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,912,517.50 : 43,354,826.07 = 16,785,033.88 : x
  2. Step 2: Convert to fraction form
    28,912,517.50/43,354,826.07 = 16,785,033.88/x
  3. Step 3: Cross multiply
    28,912,517.50x = 43,354,826.07 × 16,785,033.88
  4. Step 4: Simplify right side
    28,912,517.50x = 727,712,224,446,457.25
  5. Step 5: Solve for x
    x = 727,712,224,446,457.25/28,912,517.50
  6. Step 6: Final answer
    x = 25,169,452.10

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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.