Home / 38,170,481.60-57,236,109.60-11,240,638.40

Finding the Fourth Proportional to 38,170,481.60, 57,236,109.60 and 11,240,638.40

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Solution

The fourth proportional to 38,170,481.60, 57,236,109.60 and 11,240,638.40 is: 16,855,181.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,170,481.60 : 57,236,109.60 = 11,240,638.40 : x
  2. Step 2: Convert to fraction form
    38,170,481.60/57,236,109.60 = 11,240,638.40/x
  3. Step 3: Cross multiply
    38,170,481.60x = 57,236,109.60 × 11,240,638.40
  4. Step 4: Simplify right side
    38,170,481.60x = 643,370,411,436,368.62
  5. Step 5: Solve for x
    x = 643,370,411,436,368.62/38,170,481.60
  6. Step 6: Final answer
    x = 16,855,181.92

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1.5x scale

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.