Finding the Fourth Proportional to 8,257,275.26, 12,387,437.55 and 2,718,123.98
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Solution
The fourth proportional to 8,257,275.26, 12,387,437.55 and 2,718,123.98 is: 4,077,687.85
Step by Step Solution
- Step 1: Write the proportion equation
8,257,275.26 : 12,387,437.55 = 2,718,123.98 : x - Step 2: Convert to fraction form
8,257,275.26/12,387,437.55 = 2,718,123.98/x - Step 3: Cross multiply
8,257,275.26x = 12,387,437.55 × 2,718,123.98 - Step 4: Simplify right side
8,257,275.26x = 33,670,590,993,470.27 - Step 5: Solve for x
x = 33,670,590,993,470.27/8,257,275.26 - Step 6: Final answer
x = 4,077,687.85
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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.