Finding the Fourth Proportional to 61,302,831.24, 91,965,580.36 and 17,581,759.32
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Solution
The fourth proportional to 61,302,831.24, 91,965,580.36 and 17,581,759.32 is: 26,375,889.45
Step by Step Solution
- Step 1: Write the proportion equation
61,302,831.24 : 91,965,580.36 = 17,581,759.32 : x - Step 2: Convert to fraction form
61,302,831.24/91,965,580.36 = 17,581,759.32/x - Step 3: Cross multiply
61,302,831.24x = 91,965,580.36 × 17,581,759.32 - Step 4: Simplify right side
61,302,831.24x = 1,616,916,699,613,639 - Step 5: Solve for x
x = 1,616,916,699,613,639/61,302,831.24 - Step 6: Final answer
x = 26,375,889.45
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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.