Finding the Fourth Proportional to 5,104,283.49, 7,044,407.61 and 3,812,881.86
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Solution
The fourth proportional to 5,104,283.49, 7,044,407.61 and 3,812,881.86 is: 5,262,147.77
Step by Step Solution
- Step 1: Write the proportion equation
5,104,283.49 : 7,044,407.61 = 3,812,881.86 : x - Step 2: Convert to fraction form
5,104,283.49/7,044,407.61 = 3,812,881.86/x - Step 3: Cross multiply
5,104,283.49x = 7,044,407.61 × 3,812,881.86 - Step 4: Simplify right side
5,104,283.49x = 26,859,493,990,614.95 - Step 5: Solve for x
x = 26,859,493,990,614.95/5,104,283.49 - Step 6: Final answer
x = 5,262,147.77
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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.