Home / 68,446,951.23-102,670,426.83-16,631,287.65

Finding the Fourth Proportional to 68,446,951.23, 102,670,426.83 and 16,631,287.65

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Solution

The fourth proportional to 68,446,951.23, 102,670,426.83 and 16,631,287.65 is: 24,946,931.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,446,951.23 : 102,670,426.83 = 16,631,287.65 : x
  2. Step 2: Convert to fraction form
    68,446,951.23/102,670,426.83 = 16,631,287.65/x
  3. Step 3: Cross multiply
    68,446,951.23x = 102,670,426.83 × 16,631,287.65
  4. Step 4: Simplify right side
    68,446,951.23x = 1,707,541,401,758,007.75
  5. Step 5: Solve for x
    x = 1,707,541,401,758,007.75/68,446,951.23
  6. Step 6: Final answer
    x = 24,946,931.47

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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.