Finding the Fourth Proportional to 9,347,463.36, 13,942,658.88 and 8,486,398.08
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Solution
The fourth proportional to 9,347,463.36, 13,942,658.88 and 8,486,398.08 is: 12,658,295.52
Step by Step Solution
- Step 1: Write the proportion equation
9,347,463.36 : 13,942,658.88 = 8,486,398.08 : x - Step 2: Convert to fraction form
9,347,463.36/13,942,658.88 = 8,486,398.08/x - Step 3: Cross multiply
9,347,463.36x = 13,942,658.88 × 8,486,398.08 - Step 4: Simplify right side
9,347,463.36x = 118,322,953,549,326.95 - Step 5: Solve for x
x = 118,322,953,549,326.95/9,347,463.36 - Step 6: Final answer
x = 12,658,295.52
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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.