Finding the Fourth Proportional to 7,315,920.08, 10,973,881.34 and 3,053,763.28
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Solution
The fourth proportional to 7,315,920.08, 10,973,881.34 and 3,053,763.28 is: 4,580,645.43
Step by Step Solution
- Step 1: Write the proportion equation
7,315,920.08 : 10,973,881.34 = 3,053,763.28 : x - Step 2: Convert to fraction form
7,315,920.08/10,973,881.34 = 3,053,763.28/x - Step 3: Cross multiply
7,315,920.08x = 10,973,881.34 × 3,053,763.28 - Step 4: Simplify right side
7,315,920.08x = 33,511,635,875,169.19 - Step 5: Solve for x
x = 33,511,635,875,169.19/7,315,920.08 - Step 6: Final answer
x = 4,580,645.43
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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.