Finding the Fourth Proportional to 14,414,053.14, 19,891,391.94 and 7,887,683.88
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Solution
The fourth proportional to 14,414,053.14, 19,891,391.94 and 7,887,683.88 is: 10,885,002.99
Step by Step Solution
- Step 1: Write the proportion equation
14,414,053.14 : 19,891,391.94 = 7,887,683.88 : x - Step 2: Convert to fraction form
14,414,053.14/19,891,391.94 = 7,887,683.88/x - Step 3: Cross multiply
14,414,053.14x = 19,891,391.94 × 7,887,683.88 - Step 4: Simplify right side
14,414,053.14x = 156,897,011,555,899.94 - Step 5: Solve for x
x = 156,897,011,555,899.94/14,414,053.14 - Step 6: Final answer
x = 10,885,002.99
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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.