Home / 11,631,898.61-17,439,768.14-5,151,442.58

Finding the Fourth Proportional to 11,631,898.61, 17,439,768.14 and 5,151,442.58

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Solution

The fourth proportional to 11,631,898.61, 17,439,768.14 and 5,151,442.58 is: 7,723,585.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631,898.61 : 17,439,768.14 = 5,151,442.58 : x
  2. Step 2: Convert to fraction form
    11,631,898.61/17,439,768.14 = 5,151,442.58/x
  3. Step 3: Cross multiply
    11,631,898.61x = 17,439,768.14 × 5,151,442.58
  4. Step 4: Simplify right side
    11,631,898.61x = 89,839,964,068,767.36
  5. Step 5: Solve for x
    x = 89,839,964,068,767.36/11,631,898.61
  6. Step 6: Final answer
    x = 7,723,585.56

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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.