Home / 73,163,935.72-109,745,951-18,580,614.76

Finding the Fourth Proportional to 73,163,935.72, 109,745,951 and 18,580,614.76

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Solution

The fourth proportional to 73,163,935.72, 109,745,951 and 18,580,614.76 is: 27,870,934.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,163,935.72 : 109,745,951 = 18,580,614.76 : x
  2. Step 2: Convert to fraction form
    73,163,935.72/109,745,951 = 18,580,614.76/x
  3. Step 3: Cross multiply
    73,163,935.72x = 109,745,951 × 18,580,614.76
  4. Step 4: Simplify right side
    73,163,935.72x = 2,039,147,237,000,837
  5. Step 5: Solve for x
    x = 2,039,147,237,000,837/73,163,935.72
  6. Step 6: Final answer
    x = 27,870,934.18

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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.