Home / 14,072,936.41-21,123,055.08-6,791,520.61

Finding the Fourth Proportional to 14,072,936.41, 21,123,055.08 and 6,791,520.61

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Solution

The fourth proportional to 14,072,936.41, 21,123,055.08 and 6,791,520.61 is: 10,193,868.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072,936.41 : 21,123,055.08 = 6,791,520.61 : x
  2. Step 2: Convert to fraction form
    14,072,936.41/21,123,055.08 = 6,791,520.61/x
  3. Step 3: Cross multiply
    14,072,936.41x = 21,123,055.08 × 6,791,520.61
  4. Step 4: Simplify right side
    14,072,936.41x = 143,457,663,908,078.19
  5. Step 5: Solve for x
    x = 143,457,663,908,078.19/14,072,936.41
  6. Step 6: Final answer
    x = 10,193,868.56

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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.