Finding the Fourth Proportional to 8,316,472.10, 12,467,419.97 and 3,996,370.71
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Solution
The fourth proportional to 8,316,472.10, 12,467,419.97 and 3,996,370.71 is: 5,991,053.83
Step by Step Solution
- Step 1: Write the proportion equation
8,316,472.10 : 12,467,419.97 = 3,996,370.71 : x - Step 2: Convert to fraction form
8,316,472.10/12,467,419.97 = 3,996,370.71/x - Step 3: Cross multiply
8,316,472.10x = 12,467,419.97 × 3,996,370.71 - Step 4: Simplify right side
8,316,472.10x = 49,824,431,977,395.23 - Step 5: Solve for x
x = 49,824,431,977,395.23/8,316,472.10 - Step 6: Final answer
x = 5,991,053.83
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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.