Finding the Fourth Proportional to 11,238,258.30, 15,508,795.95 and 6,081,619.99
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Solution
The fourth proportional to 11,238,258.30, 15,508,795.95 and 6,081,619.99 is: 8,392,635.31
Step by Step Solution
- Step 1: Write the proportion equation
11,238,258.30 : 15,508,795.95 = 6,081,619.99 : x - Step 2: Convert to fraction form
11,238,258.30/15,508,795.95 = 6,081,619.99/x - Step 3: Cross multiply
11,238,258.30x = 15,508,795.95 × 6,081,619.99 - Step 4: Simplify right side
11,238,258.30x = 94,318,603,470,351.05 - Step 5: Solve for x
x = 94,318,603,470,351.05/11,238,258.30 - Step 6: Final answer
x = 8,392,635.31
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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.