Finding the Fourth Proportional to 10,708,388.75, 16,068,476.68 and 4,643,167.07
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Solution
The fourth proportional to 10,708,388.75, 16,068,476.68 and 4,643,167.07 is: 6,967,306.06
Step by Step Solution
- Step 1: Write the proportion equation
10,708,388.75 : 16,068,476.68 = 4,643,167.07 : x - Step 2: Convert to fraction form
10,708,388.75/16,068,476.68 = 4,643,167.07/x - Step 3: Cross multiply
10,708,388.75x = 16,068,476.68 × 4,643,167.07 - Step 4: Simplify right side
10,708,388.75x = 74,608,621,785,638.94 - Step 5: Solve for x
x = 74,608,621,785,638.94/10,708,388.75 - Step 6: Final answer
x = 6,967,306.06
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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.