Finding the Fourth Proportional to 5,891,680.80, 8,130,841.14 and 3,313,513.98
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Solution
The fourth proportional to 5,891,680.80, 8,130,841.14 and 3,313,513.98 is: 4,572,830.18
Step by Step Solution
- Step 1: Write the proportion equation
5,891,680.80 : 8,130,841.14 = 3,313,513.98 : x - Step 2: Convert to fraction form
5,891,680.80/8,130,841.14 = 3,313,513.98/x - Step 3: Cross multiply
5,891,680.80x = 8,130,841.14 × 3,313,513.98 - Step 4: Simplify right side
5,891,680.80x = 26,941,655,786,549.14 - Step 5: Solve for x
x = 26,941,655,786,549.14/5,891,680.80 - Step 6: Final answer
x = 4,572,830.18
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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.