Home / 57,630,360.38-86,451,594.78-18,771,840.58

Finding the Fourth Proportional to 57,630,360.38, 86,451,594.78 and 18,771,840.58

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Solution

The fourth proportional to 57,630,360.38, 86,451,594.78 and 18,771,840.58 is: 28,159,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,630,360.38 : 86,451,594.78 = 18,771,840.58 : x
  2. Step 2: Convert to fraction form
    57,630,360.38/86,451,594.78 = 18,771,840.58/x
  3. Step 3: Cross multiply
    57,630,360.38x = 86,451,594.78 × 18,771,840.58
  4. Step 4: Simplify right side
    57,630,360.38x = 1,622,855,555,096,920
  5. Step 5: Solve for x
    x = 1,622,855,555,096,920/57,630,360.38
  6. Step 6: Final answer
    x = 28,159,732.90

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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.