Finding the Fourth Proportional to 12,272,663.44, 18,411,652.50 and 4,699,629.46
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Solution
The fourth proportional to 12,272,663.44, 18,411,652.50 and 4,699,629.46 is: 7,050,461.78
Step by Step Solution
- Step 1: Write the proportion equation
12,272,663.44 : 18,411,652.50 = 4,699,629.46 : x - Step 2: Convert to fraction form
12,272,663.44/18,411,652.50 = 4,699,629.46/x - Step 3: Cross multiply
12,272,663.44x = 18,411,652.50 × 4,699,629.46 - Step 4: Simplify right side
12,272,663.44x = 86,527,944,450,253.52 - Step 5: Solve for x
x = 86,527,944,450,253.52/12,272,663.44 - Step 6: Final answer
x = 7,050,461.78
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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.