Finding the Fourth Proportional to 5,871,753.84, 8,106,653.70 and 3,914,388.84
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Solution
The fourth proportional to 5,871,753.84, 8,106,653.70 and 3,914,388.84 is: 5,404,278.80
Step by Step Solution
- Step 1: Write the proportion equation
5,871,753.84 : 8,106,653.70 = 3,914,388.84 : x - Step 2: Convert to fraction form
5,871,753.84/8,106,653.70 = 3,914,388.84/x - Step 3: Cross multiply
5,871,753.84x = 8,106,653.70 × 3,914,388.84 - Step 4: Simplify right side
5,871,753.84x = 31,732,594,773,024.71 - Step 5: Solve for x
x = 31,732,594,773,024.71/5,871,753.84 - Step 6: Final answer
x = 5,404,278.80
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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.