Finding the Fourth Proportional to 6,007,128.57, 8,283,195.95 and 3,828,222.09
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Solution
The fourth proportional to 6,007,128.57, 8,283,195.95 and 3,828,222.09 is: 5,278,714.00
Step by Step Solution
- Step 1: Write the proportion equation
6,007,128.57 : 8,283,195.95 = 3,828,222.09 : x - Step 2: Convert to fraction form
6,007,128.57/8,283,195.95 = 3,828,222.09/x - Step 3: Cross multiply
6,007,128.57x = 8,283,195.95 × 3,828,222.09 - Step 4: Simplify right side
6,007,128.57x = 31,709,913,692,447.43 - Step 5: Solve for x
x = 31,709,913,692,447.43/6,007,128.57 - Step 6: Final answer
x = 5,278,714.00
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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.