Finding the Fourth Proportional to 10,267,538.87, 14,169,315.62 and 5,683,936.79
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Solution
The fourth proportional to 10,267,538.87, 14,169,315.62 and 5,683,936.79 is: 7,843,894.76
Step by Step Solution
- Step 1: Write the proportion equation
10,267,538.87 : 14,169,315.62 = 5,683,936.79 : x - Step 2: Convert to fraction form
10,267,538.87/14,169,315.62 = 5,683,936.79/x - Step 3: Cross multiply
10,267,538.87x = 14,169,315.62 × 5,683,936.79 - Step 4: Simplify right side
10,267,538.87x = 80,537,494,341,639.66 - Step 5: Solve for x
x = 80,537,494,341,639.66/10,267,538.87 - Step 6: Final answer
x = 7,843,894.76
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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.