Finding the Fourth Proportional to 18,580,838.17, 27,871,537.41 and 6,450,686.81
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Solution
The fourth proportional to 18,580,838.17, 27,871,537.41 and 6,450,686.81 is: 9,676,127.48
Step by Step Solution
- Step 1: Write the proportion equation
18,580,838.17 : 27,871,537.41 = 6,450,686.81 : x - Step 2: Convert to fraction form
18,580,838.17/27,871,537.41 = 6,450,686.81/x - Step 3: Cross multiply
18,580,838.17x = 27,871,537.41 × 6,450,686.81 - Step 4: Simplify right side
18,580,838.17x = 179,790,558,814,787.41 - Step 5: Solve for x
x = 179,790,558,814,787.41/18,580,838.17 - Step 6: Final answer
x = 9,676,127.48
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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.