Home / 38,223,863.20-57,352,383.60-19,312,631.20

Finding the Fourth Proportional to 38,223,863.20, 57,352,383.60 and 19,312,631.20

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Solution

The fourth proportional to 38,223,863.20, 57,352,383.60 and 19,312,631.20 is: 28,977,328.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,223,863.20 : 57,352,383.60 = 19,312,631.20 : x
  2. Step 2: Convert to fraction form
    38,223,863.20/57,352,383.60 = 19,312,631.20/x
  3. Step 3: Cross multiply
    38,223,863.20x = 57,352,383.60 × 19,312,631.20
  4. Step 4: Simplify right side
    38,223,863.20x = 1,107,625,432,907,728.25
  5. Step 5: Solve for x
    x = 1,107,625,432,907,728.25/38,223,863.20
  6. Step 6: Final answer
    x = 28,977,328.30

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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.