Finding the Fourth Proportional to 14,214,696.78, 21,324,274.29 and 6,129,970.14
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Solution
The fourth proportional to 14,214,696.78, 21,324,274.29 and 6,129,970.14 is: 9,195,916.50
Step by Step Solution
- Step 1: Write the proportion equation
14,214,696.78 : 21,324,274.29 = 6,129,970.14 : x - Step 2: Convert to fraction form
14,214,696.78/21,324,274.29 = 6,129,970.14/x - Step 3: Cross multiply
14,214,696.78x = 21,324,274.29 × 6,129,970.14 - Step 4: Simplify right side
14,214,696.78x = 130,717,164,654,869.69 - Step 5: Solve for x
x = 130,717,164,654,869.69/14,214,696.78 - Step 6: Final answer
x = 9,195,916.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.