Home / 12,388,630.70-18,582,946.06-12,388,630.70

Finding the Fourth Proportional to 12,388,630.70, 18,582,946.06 and 12,388,630.70

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Solution

The fourth proportional to 12,388,630.70, 18,582,946.06 and 12,388,630.70 is: 18,582,946.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,388,630.70 : 18,582,946.06 = 12,388,630.70 : x
  2. Step 2: Convert to fraction form
    12,388,630.70/18,582,946.06 = 12,388,630.70/x
  3. Step 3: Cross multiply
    12,388,630.70x = 18,582,946.06 × 12,388,630.70
  4. Step 4: Simplify right side
    12,388,630.70x = 230,217,256,055,360
  5. Step 5: Solve for x
    x = 230,217,256,055,360/12,388,630.70
  6. Step 6: Final answer
    x = 18,582,946.06

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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.