Finding the Fourth Proportional to 10,186,498.29, 14,053,219.23 and 5,775,294.99
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Solution
The fourth proportional to 10,186,498.29, 14,053,219.23 and 5,775,294.99 is: 7,967,555.12
Step by Step Solution
- Step 1: Write the proportion equation
10,186,498.29 : 14,053,219.23 = 5,775,294.99 : x - Step 2: Convert to fraction form
10,186,498.29/14,053,219.23 = 5,775,294.99/x - Step 3: Cross multiply
10,186,498.29x = 14,053,219.23 × 5,775,294.99 - Step 4: Simplify right side
10,186,498.29x = 81,161,486,612,390.66 - Step 5: Solve for x
x = 81,161,486,612,390.66/10,186,498.29 - Step 6: Final answer
x = 7,967,555.12
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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.