Finding the Fourth Proportional to 8,230,886.88, 11,354,849.64 and 5,331,210
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Solution
The fourth proportional to 8,230,886.88, 11,354,849.64 and 5,331,210 is: 7,354,625.19
Step by Step Solution
- Step 1: Write the proportion equation
8,230,886.88 : 11,354,849.64 = 5,331,210 : x - Step 2: Convert to fraction form
8,230,886.88/11,354,849.64 = 5,331,210/x - Step 3: Cross multiply
8,230,886.88x = 11,354,849.64 × 5,331,210 - Step 4: Simplify right side
8,230,886.88x = 60,535,087,949,264.41 - Step 5: Solve for x
x = 60,535,087,949,264.41/8,230,886.88 - Step 6: Final answer
x = 7,354,625.19
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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.