Finding the Fourth Proportional to 10,339,817.10, 14,259,658.68 and 6,472,690.80
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Solution
The fourth proportional to 10,339,817.10, 14,259,658.68 and 6,472,690.80 is: 8,926,498.47
Step by Step Solution
- Step 1: Write the proportion equation
10,339,817.10 : 14,259,658.68 = 6,472,690.80 : x - Step 2: Convert to fraction form
10,339,817.10/14,259,658.68 = 6,472,690.80/x - Step 3: Cross multiply
10,339,817.10x = 14,259,658.68 × 6,472,690.80 - Step 4: Simplify right side
10,339,817.10x = 92,298,361,549,176.14 - Step 5: Solve for x
x = 92,298,361,549,176.14/10,339,817.10 - Step 6: Final answer
x = 8,926,498.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.