Finding the Fourth Proportional to 7,288,658.80, 10,937,653.80 and 4,256,018.80
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Solution
The fourth proportional to 7,288,658.80, 10,937,653.80 and 4,256,018.80 is: 6,386,752.55
Step by Step Solution
- Step 1: Write the proportion equation
7,288,658.80 : 10,937,653.80 = 4,256,018.80 : x - Step 2: Convert to fraction form
7,288,658.80/10,937,653.80 = 4,256,018.80/x - Step 3: Cross multiply
7,288,658.80x = 10,937,653.80 × 4,256,018.80 - Step 4: Simplify right side
7,288,658.80x = 46,550,860,200,691.44 - Step 5: Solve for x
x = 46,550,860,200,691.44/7,288,658.80 - Step 6: Final answer
x = 6,386,752.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.