Home / 15,133,440.94-20,874,827.56-10,783,932.60

Finding the Fourth Proportional to 15,133,440.94, 20,874,827.56 and 10,783,932.60

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Solution

The fourth proportional to 15,133,440.94, 20,874,827.56 and 10,783,932.60 is: 14,875,184.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133,440.94 : 20,874,827.56 = 10,783,932.60 : x
  2. Step 2: Convert to fraction form
    15,133,440.94/20,874,827.56 = 10,783,932.60/x
  3. Step 3: Cross multiply
    15,133,440.94x = 20,874,827.56 × 10,783,932.60
  4. Step 4: Simplify right side
    15,133,440.94x = 225,112,733,443,662.44
  5. Step 5: Solve for x
    x = 225,112,733,443,662.44/15,133,440.94
  6. Step 6: Final answer
    x = 14,875,184.99

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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.