Finding the Fourth Proportional to 10,343,230.19, 15,514,844.98 and 4,877,052.61
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Solution
The fourth proportional to 10,343,230.19, 15,514,844.98 and 4,877,052.61 is: 7,315,578.77
Step by Step Solution
- Step 1: Write the proportion equation
10,343,230.19 : 15,514,844.98 = 4,877,052.61 : x - Step 2: Convert to fraction form
10,343,230.19/15,514,844.98 = 4,877,052.61/x - Step 3: Cross multiply
10,343,230.19x = 15,514,844.98 × 4,877,052.61 - Step 4: Simplify right side
10,343,230.19x = 75,666,715,203,454.41 - Step 5: Solve for x
x = 75,666,715,203,454.41/10,343,230.19 - Step 6: Final answer
x = 7,315,578.77
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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.