Finding the Fourth Proportional to 19,514,832.94, 29,269,592.04 and 5,136,696.70
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Solution
The fourth proportional to 19,514,832.94, 29,269,592.04 and 5,136,696.70 is: 7,704,345.58
Step by Step Solution
- Step 1: Write the proportion equation
19,514,832.94 : 29,269,592.04 = 5,136,696.70 : x - Step 2: Convert to fraction form
19,514,832.94/29,269,592.04 = 5,136,696.70/x - Step 3: Cross multiply
19,514,832.94x = 29,269,592.04 × 5,136,696.70 - Step 4: Simplify right side
19,514,832.94x = 150,349,016,842,214.28 - Step 5: Solve for x
x = 150,349,016,842,214.28/19,514,832.94 - Step 6: Final answer
x = 7,704,345.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.