Finding the Fourth Proportional to 10,668,116.84, 14,721,886.44 and 5,773,230.68
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Solution
The fourth proportional to 10,668,116.84, 14,721,886.44 and 5,773,230.68 is: 7,966,996.21
Step by Step Solution
- Step 1: Write the proportion equation
10,668,116.84 : 14,721,886.44 = 5,773,230.68 : x - Step 2: Convert to fraction form
10,668,116.84/14,721,886.44 = 5,773,230.68/x - Step 3: Cross multiply
10,668,116.84x = 14,721,886.44 × 5,773,230.68 - Step 4: Simplify right side
10,668,116.84x = 84,992,846,462,883.97 - Step 5: Solve for x
x = 84,992,846,462,883.97/10,668,116.84 - Step 6: Final answer
x = 7,966,996.21
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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.