Finding the Fourth Proportional to 37,119,879.03, 51,226,597.97 and 21,438,612.21
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Solution
The fourth proportional to 37,119,879.03, 51,226,597.97 and 21,438,612.21 is: 29,585,957.64
Step by Step Solution
- Step 1: Write the proportion equation
37,119,879.03 : 51,226,597.97 = 21,438,612.21 : x - Step 2: Convert to fraction form
37,119,879.03/51,226,597.97 = 21,438,612.21/x - Step 3: Cross multiply
37,119,879.03x = 51,226,597.97 × 21,438,612.21 - Step 4: Simplify right side
37,119,879.03x = 1,098,227,168,716,403.25 - Step 5: Solve for x
x = 1,098,227,168,716,403.25/37,119,879.03 - Step 6: Final answer
x = 29,585,957.64
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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.