Finding the Fourth Proportional to 10,924,966.80, 16,387,450.20 and 2,837,278.80
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Solution
The fourth proportional to 10,924,966.80, 16,387,450.20 and 2,837,278.80 is: 4,255,918.20
Step by Step Solution
- Step 1: Write the proportion equation
10,924,966.80 : 16,387,450.20 = 2,837,278.80 : x - Step 2: Convert to fraction form
10,924,966.80/16,387,450.20 = 2,837,278.80/x - Step 3: Cross multiply
10,924,966.80x = 16,387,450.20 × 2,837,278.80 - Step 4: Simplify right side
10,924,966.80x = 46,495,765,038,515.76 - Step 5: Solve for x
x = 46,495,765,038,515.76/10,924,966.80 - Step 6: Final answer
x = 4,255,918.20
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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.