Finding the Fourth Proportional to 10,458,376.77, 14,428,083.03 and 6,531,315.18
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Solution
The fourth proportional to 10,458,376.77, 14,428,083.03 and 6,531,315.18 is: 9,010,419.09
Step by Step Solution
- Step 1: Write the proportion equation
10,458,376.77 : 14,428,083.03 = 6,531,315.18 : x - Step 2: Convert to fraction form
10,458,376.77/14,428,083.03 = 6,531,315.18/x - Step 3: Cross multiply
10,458,376.77x = 14,428,083.03 × 6,531,315.18 - Step 4: Simplify right side
10,458,376.77x = 94,234,357,740,968.59 - Step 5: Solve for x
x = 94,234,357,740,968.59/10,458,376.77 - Step 6: Final answer
x = 9,010,419.09
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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.