Home / 12,631,450.43-18,939,923.01-4,946,097.03

Finding the Fourth Proportional to 12,631,450.43, 18,939,923.01 and 4,946,097.03

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Solution

The fourth proportional to 12,631,450.43, 18,939,923.01 and 4,946,097.03 is: 7,416,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,450.43 : 18,939,923.01 = 4,946,097.03 : x
  2. Step 2: Convert to fraction form
    12,631,450.43/18,939,923.01 = 4,946,097.03/x
  3. Step 3: Cross multiply
    12,631,450.43x = 18,939,923.01 × 4,946,097.03
  4. Step 4: Simplify right side
    12,631,450.43x = 93,678,696,877,164.95
  5. Step 5: Solve for x
    x = 93,678,696,877,164.95/12,631,450.43
  6. Step 6: Final answer
    x = 7,416,305.62

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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.