Finding the Fourth Proportional to 10,177,521.99, 14,045,088.86 and 5,531,307
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Solution
The fourth proportional to 10,177,521.99, 14,045,088.86 and 5,531,307 is: 7,633,262.63
Step by Step Solution
- Step 1: Write the proportion equation
10,177,521.99 : 14,045,088.86 = 5,531,307 : x - Step 2: Convert to fraction form
10,177,521.99/14,045,088.86 = 5,531,307/x - Step 3: Cross multiply
10,177,521.99x = 14,045,088.86 × 5,531,307 - Step 4: Simplify right side
10,177,521.99x = 77,687,698,299,283.48 - Step 5: Solve for x
x = 77,687,698,299,283.48/10,177,521.99 - Step 6: Final answer
x = 7,633,262.63
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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.