Home / 12,178,114.76-18,273,173.88-5,701,628.46

Finding the Fourth Proportional to 12,178,114.76, 18,273,173.88 and 5,701,628.46

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Solution

The fourth proportional to 12,178,114.76, 18,273,173.88 and 5,701,628.46 is: 8,555,252.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,114.76 : 18,273,173.88 = 5,701,628.46 : x
  2. Step 2: Convert to fraction form
    12,178,114.76/18,273,173.88 = 5,701,628.46/x
  3. Step 3: Cross multiply
    12,178,114.76x = 18,273,173.88 × 5,701,628.46
  4. Step 4: Simplify right side
    12,178,114.76x = 104,186,848,248,736.62
  5. Step 5: Solve for x
    x = 104,186,848,248,736.62/12,178,114.76
  6. Step 6: Final answer
    x = 8,555,252.62

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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.