Home / 21,794,685.41-30,076,665.95-12,005,099.33

Finding the Fourth Proportional to 21,794,685.41, 30,076,665.95 and 12,005,099.33

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Solution

The fourth proportional to 21,794,685.41, 30,076,665.95 and 12,005,099.33 is: 16,567,037.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,794,685.41 : 30,076,665.95 = 12,005,099.33 : x
  2. Step 2: Convert to fraction form
    21,794,685.41/30,076,665.95 = 12,005,099.33/x
  3. Step 3: Cross multiply
    21,794,685.41x = 30,076,665.95 × 12,005,099.33
  4. Step 4: Simplify right side
    21,794,685.41x = 361,073,362,124,608.19
  5. Step 5: Solve for x
    x = 361,073,362,124,608.19/21,794,685.41
  6. Step 6: Final answer
    x = 16,567,037.11

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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.