Home / 12,116,923.44-16,721,085.20-6,684,414

Finding the Fourth Proportional to 12,116,923.44, 16,721,085.20 and 6,684,414

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Solution

The fourth proportional to 12,116,923.44, 16,721,085.20 and 6,684,414 is: 9,224,342.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116,923.44 : 16,721,085.20 = 6,684,414 : x
  2. Step 2: Convert to fraction form
    12,116,923.44/16,721,085.20 = 6,684,414/x
  3. Step 3: Cross multiply
    12,116,923.44x = 16,721,085.20 × 6,684,414
  4. Step 4: Simplify right side
    12,116,923.44x = 111,770,656,006,072.80
  5. Step 5: Solve for x
    x = 111,770,656,006,072.80/12,116,923.44
  6. Step 6: Final answer
    x = 9,224,342.84

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1.5x scale

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.