Finding the Fourth Proportional to 49,464,718.99, 74,197,709.94 and 13,072,794.94
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Solution
The fourth proportional to 49,464,718.99, 74,197,709.94 and 13,072,794.94 is: 19,609,359.30
Step by Step Solution
- Step 1: Write the proportion equation
49,464,718.99 : 74,197,709.94 = 13,072,794.94 : x - Step 2: Convert to fraction form
49,464,718.99/74,197,709.94 = 13,072,794.94/x - Step 3: Cross multiply
49,464,718.99x = 74,197,709.94 × 13,072,794.94 - Step 4: Simplify right side
49,464,718.99x = 969,971,447,204,989.75 - Step 5: Solve for x
x = 969,971,447,204,989.75/49,464,718.99 - Step 6: Final answer
x = 19,609,359.30
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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.