Finding the Fourth Proportional to 7,512,822.95, 11,271,177.36 and 4,399,503.53
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Solution
The fourth proportional to 7,512,822.95, 11,271,177.36 and 4,399,503.53 is: 6,600,393.08
Step by Step Solution
- Step 1: Write the proportion equation
7,512,822.95 : 11,271,177.36 = 4,399,503.53 : x - Step 2: Convert to fraction form
7,512,822.95/11,271,177.36 = 4,399,503.53/x - Step 3: Cross multiply
7,512,822.95x = 11,271,177.36 × 4,399,503.53 - Step 4: Simplify right side
7,512,822.95x = 49,587,584,633,696.55 - Step 5: Solve for x
x = 49,587,584,633,696.55/7,512,822.95 - Step 6: Final answer
x = 6,600,393.08
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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.