Finding the Fourth Proportional to 7,739,894.01, 10,681,060.56 and 4,255,292.08
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Solution
The fourth proportional to 7,739,894.01, 10,681,060.56 and 4,255,292.08 is: 5,872,306.82
Step by Step Solution
- Step 1: Write the proportion equation
7,739,894.01 : 10,681,060.56 = 4,255,292.08 : x - Step 2: Convert to fraction form
7,739,894.01/10,681,060.56 = 4,255,292.08/x - Step 3: Cross multiply
7,739,894.01x = 10,681,060.56 × 4,255,292.08 - Step 4: Simplify right side
7,739,894.01x = 45,451,032,353,563.06 - Step 5: Solve for x
x = 45,451,032,353,563.06/7,739,894.01 - Step 6: Final answer
x = 5,872,306.82
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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.