Home / 49,919,855.05-74,887,828.78-15,376,240.76

Finding the Fourth Proportional to 49,919,855.05, 74,887,828.78 and 15,376,240.76

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Solution

The fourth proportional to 49,919,855.05, 74,887,828.78 and 15,376,240.76 is: 23,066,839.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,919,855.05 : 74,887,828.78 = 15,376,240.76 : x
  2. Step 2: Convert to fraction form
    49,919,855.05/74,887,828.78 = 15,376,240.76/x
  3. Step 3: Cross multiply
    49,919,855.05x = 74,887,828.78 × 15,376,240.76
  4. Step 4: Simplify right side
    49,919,855.05x = 1,151,493,285,314,937
  5. Step 5: Solve for x
    x = 1,151,493,285,314,937/49,919,855.05
  6. Step 6: Final answer
    x = 23,066,839.52

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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.