Finding the Fourth Proportional to 6,468,926.07, 9,704,727.76 and 2,630,748.63
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Solution
The fourth proportional to 6,468,926.07, 9,704,727.76 and 2,630,748.63 is: 3,946,667.34
Step by Step Solution
- Step 1: Write the proportion equation
6,468,926.07 : 9,704,727.76 = 2,630,748.63 : x - Step 2: Convert to fraction form
6,468,926.07/9,704,727.76 = 2,630,748.63/x - Step 3: Cross multiply
6,468,926.07x = 9,704,727.76 × 2,630,748.63 - Step 4: Simplify right side
6,468,926.07x = 25,530,699,259,142.97 - Step 5: Solve for x
x = 25,530,699,259,142.97/6,468,926.07 - Step 6: Final answer
x = 3,946,667.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.