Finding the Fourth Proportional to 36,698,609.44, 55,011,553.09 and 17,232,990.07
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Solution
The fourth proportional to 36,698,609.44, 55,011,553.09 and 17,232,990.07 is: 25,832,410.61
Step by Step Solution
- Step 1: Write the proportion equation
36,698,609.44 : 55,011,553.09 = 17,232,990.07 : x - Step 2: Convert to fraction form
36,698,609.44/55,011,553.09 = 17,232,990.07/x - Step 3: Cross multiply
36,698,609.44x = 55,011,553.09 × 17,232,990.07 - Step 4: Simplify right side
36,698,609.44x = 948,013,547,986,948.25 - Step 5: Solve for x
x = 948,013,547,986,948.25/36,698,609.44 - Step 6: Final answer
x = 25,832,410.61
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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.