Home / 18,946,262.52-28,415,107.62-8,701,273.08

Finding the Fourth Proportional to 18,946,262.52, 28,415,107.62 and 8,701,273.08

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Solution

The fourth proportional to 18,946,262.52, 28,415,107.62 and 8,701,273.08 is: 13,049,941.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,946,262.52 : 28,415,107.62 = 8,701,273.08 : x
  2. Step 2: Convert to fraction form
    18,946,262.52/28,415,107.62 = 8,701,273.08/x
  3. Step 3: Cross multiply
    18,946,262.52x = 28,415,107.62 × 8,701,273.08
  4. Step 4: Simplify right side
    18,946,262.52x = 247,247,610,999,208.88
  5. Step 5: Solve for x
    x = 247,247,610,999,208.88/18,946,262.52
  6. Step 6: Final answer
    x = 13,049,941.16

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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.