Home / 45,804,939.10-68,707,408.65-38,630,485.60

Finding the Fourth Proportional to 45,804,939.10, 68,707,408.65 and 38,630,485.60

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Solution

The fourth proportional to 45,804,939.10, 68,707,408.65 and 38,630,485.60 is: 57,945,728.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,804,939.10 : 68,707,408.65 = 38,630,485.60 : x
  2. Step 2: Convert to fraction form
    45,804,939.10/68,707,408.65 = 38,630,485.60/x
  3. Step 3: Cross multiply
    45,804,939.10x = 68,707,408.65 × 38,630,485.60
  4. Step 4: Simplify right side
    45,804,939.10x = 2,654,200,560,467,141
  5. Step 5: Solve for x
    x = 2,654,200,560,467,141/45,804,939.10
  6. Step 6: Final answer
    x = 57,945,728.40

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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.