Finding the Fourth Proportional to 10,842,701.84, 14,963,128.18 and 5,948,173.88
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Solution
The fourth proportional to 10,842,701.84, 14,963,128.18 and 5,948,173.88 is: 8,208,589.47
Step by Step Solution
- Step 1: Write the proportion equation
10,842,701.84 : 14,963,128.18 = 5,948,173.88 : x - Step 2: Convert to fraction form
10,842,701.84/14,963,128.18 = 5,948,173.88/x - Step 3: Cross multiply
10,842,701.84x = 14,963,128.18 × 5,948,173.88 - Step 4: Simplify right side
10,842,701.84x = 89,003,288,203,367.94 - Step 5: Solve for x
x = 89,003,288,203,367.94/10,842,701.84 - Step 6: Final answer
x = 8,208,589.47
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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.