Finding the Fourth Proportional to 5,114,930.30, 7,058,101.29 and 2,822,943.02
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Solution
The fourth proportional to 5,114,930.30, 7,058,101.29 and 2,822,943.02 is: 3,895,384.02
Step by Step Solution
- Step 1: Write the proportion equation
5,114,930.30 : 7,058,101.29 = 2,822,943.02 : x - Step 2: Convert to fraction form
5,114,930.30/7,058,101.29 = 2,822,943.02/x - Step 3: Cross multiply
5,114,930.30x = 7,058,101.29 × 2,822,943.02 - Step 4: Simplify right side
5,114,930.30x = 19,924,617,771,058.50 - Step 5: Solve for x
x = 19,924,617,771,058.50/5,114,930.30 - Step 6: Final answer
x = 3,895,384.02
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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.