Finding the Fourth Proportional to 16,382,309.68, 22,612,084.50 and 9,509,006.08
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Solution
The fourth proportional to 16,382,309.68, 22,612,084.50 and 9,509,006.08 is: 13,125,038.73
Step by Step Solution
- Step 1: Write the proportion equation
16,382,309.68 : 22,612,084.50 = 9,509,006.08 : x - Step 2: Convert to fraction form
16,382,309.68/22,612,084.50 = 9,509,006.08/x - Step 3: Cross multiply
16,382,309.68x = 22,612,084.50 × 9,509,006.08 - Step 4: Simplify right side
16,382,309.68x = 215,018,448,991,973.75 - Step 5: Solve for x
x = 215,018,448,991,973.75/16,382,309.68 - Step 6: Final answer
x = 13,125,038.73
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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.