Finding the Fourth Proportional to 9,776,487.70, 14,664,658.65 and 2,953,047.70
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Solution
The fourth proportional to 9,776,487.70, 14,664,658.65 and 2,953,047.70 is: 4,429,549.53
Step by Step Solution
- Step 1: Write the proportion equation
9,776,487.70 : 14,664,658.65 = 2,953,047.70 : x - Step 2: Convert to fraction form
9,776,487.70/14,664,658.65 = 2,953,047.70/x - Step 3: Cross multiply
9,776,487.70x = 14,664,658.65 × 2,953,047.70 - Step 4: Simplify right side
9,776,487.70x = 43,305,436,497,667.61 - Step 5: Solve for x
x = 43,305,436,497,667.61/9,776,487.70 - Step 6: Final answer
x = 4,429,549.53
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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.