Finding the Fourth Proportional to 10,112,521.08, 13,955,279.34 and 5,528,842.68
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Solution
The fourth proportional to 10,112,521.08, 13,955,279.34 and 5,528,842.68 is: 7,629,803.03
Step by Step Solution
- Step 1: Write the proportion equation
10,112,521.08 : 13,955,279.34 = 5,528,842.68 : x - Step 2: Convert to fraction form
10,112,521.08/13,955,279.34 = 5,528,842.68/x - Step 3: Cross multiply
10,112,521.08x = 13,955,279.34 × 5,528,842.68 - Step 4: Simplify right side
10,112,521.08x = 77,156,544,026,314.22 - Step 5: Solve for x
x = 77,156,544,026,314.22/10,112,521.08 - Step 6: Final answer
x = 7,629,803.03
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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.