Finding the Fourth Proportional to 14,277,940.04, 19,684,526.87 and 11,347,542.29
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Solution
The fourth proportional to 14,277,940.04, 19,684,526.87 and 11,347,542.29 is: 15,644,483.76
Step by Step Solution
- Step 1: Write the proportion equation
14,277,940.04 : 19,684,526.87 = 11,347,542.29 : x - Step 2: Convert to fraction form
14,277,940.04/19,684,526.87 = 11,347,542.29/x - Step 3: Cross multiply
14,277,940.04x = 19,684,526.87 × 11,347,542.29 - Step 4: Simplify right side
14,277,940.04x = 223,371,000,960,805.97 - Step 5: Solve for x
x = 223,371,000,960,805.97/14,277,940.04 - Step 6: Final answer
x = 15,644,483.76
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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.