Finding the Fourth Proportional to 10,859,327.69, 14,988,482.03 and 6,215,804.84
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Solution
The fourth proportional to 10,859,327.69, 14,988,482.03 and 6,215,804.84 is: 8,579,304.52
Step by Step Solution
- Step 1: Write the proportion equation
10,859,327.69 : 14,988,482.03 = 6,215,804.84 : x - Step 2: Convert to fraction form
10,859,327.69/14,988,482.03 = 6,215,804.84/x - Step 3: Cross multiply
10,859,327.69x = 14,988,482.03 × 6,215,804.84 - Step 4: Simplify right side
10,859,327.69x = 93,165,479,146,327.02 - Step 5: Solve for x
x = 93,165,479,146,327.02/10,859,327.69 - Step 6: Final answer
x = 8,579,304.52
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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.