Finding the Fourth Proportional to 14,234,044.44, 19,643,075.28 and 7,707,673.68
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Solution
The fourth proportional to 14,234,044.44, 19,643,075.28 and 7,707,673.68 is: 10,636,640.55
Step by Step Solution
- Step 1: Write the proportion equation
14,234,044.44 : 19,643,075.28 = 7,707,673.68 : x - Step 2: Convert to fraction form
14,234,044.44/19,643,075.28 = 7,707,673.68/x - Step 3: Cross multiply
14,234,044.44x = 19,643,075.28 × 7,707,673.68 - Step 4: Simplify right side
14,234,044.44x = 151,402,414,329,914.62 - Step 5: Solve for x
x = 151,402,414,329,914.62/14,234,044.44 - Step 6: Final answer
x = 10,636,640.55
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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.