Home / 16,866,966.56-23,276,131.60-9,131,946.08

Finding the Fourth Proportional to 16,866,966.56, 23,276,131.60 and 9,131,946.08

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Solution

The fourth proportional to 16,866,966.56, 23,276,131.60 and 9,131,946.08 is: 12,601,932.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866,966.56 : 23,276,131.60 = 9,131,946.08 : x
  2. Step 2: Convert to fraction form
    16,866,966.56/23,276,131.60 = 9,131,946.08/x
  3. Step 3: Cross multiply
    16,866,966.56x = 23,276,131.60 × 9,131,946.08
  4. Step 4: Simplify right side
    16,866,966.56x = 212,556,378,722,184.16
  5. Step 5: Solve for x
    x = 212,556,378,722,184.16/16,866,966.56
  6. Step 6: Final answer
    x = 12,601,932.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.