Finding the Fourth Proportional to 10,973,348.03, 16,393,280.58 and 7,103,645.60
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Solution
The fourth proportional to 10,973,348.03, 16,393,280.58 and 7,103,645.60 is: 10,612,263.01
Step by Step Solution
- Step 1: Write the proportion equation
10,973,348.03 : 16,393,280.58 = 7,103,645.60 : x - Step 2: Convert to fraction form
10,973,348.03/16,393,280.58 = 7,103,645.60/x - Step 3: Cross multiply
10,973,348.03x = 16,393,280.58 × 7,103,645.60 - Step 4: Simplify right side
10,973,348.03x = 116,452,055,379,716.05 - Step 5: Solve for x
x = 116,452,055,379,716.05/10,973,348.03 - Step 6: Final answer
x = 10,612,263.01
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.