Finding the Fourth Proportional to 16,827,761.12, 25,232,661.28 and 8,732,586.08
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Solution
The fourth proportional to 16,827,761.12, 25,232,661.28 and 8,732,586.08 is: 13,094,218.84
Step by Step Solution
- Step 1: Write the proportion equation
16,827,761.12 : 25,232,661.28 = 8,732,586.08 : x - Step 2: Convert to fraction form
16,827,761.12/25,232,661.28 = 8,732,586.08/x - Step 3: Cross multiply
16,827,761.12x = 25,232,661.28 × 8,732,586.08 - Step 4: Simplify right side
16,827,761.12x = 220,346,386,655,083 - Step 5: Solve for x
x = 220,346,386,655,083/16,827,761.12 - Step 6: Final answer
x = 13,094,218.84
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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.