Home / 57,630,359.38-86,451,593.28-18,771,839.58

Finding the Fourth Proportional to 57,630,359.38, 86,451,593.28 and 18,771,839.58

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Solution

The fourth proportional to 57,630,359.38, 86,451,593.28 and 18,771,839.58 is: 28,159,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,630,359.38 : 86,451,593.28 = 18,771,839.58 : x
  2. Step 2: Convert to fraction form
    57,630,359.38/86,451,593.28 = 18,771,839.58/x
  3. Step 3: Cross multiply
    57,630,359.38x = 86,451,593.28 × 18,771,839.58
  4. Step 4: Simplify right side
    57,630,359.38x = 1,622,855,440,487,566
  5. Step 5: Solve for x
    x = 1,622,855,440,487,566/57,630,359.38
  6. Step 6: Final answer
    x = 28,159,731.40

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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.