Finding the Fourth Proportional to 6,503,122.44, 8,974,190.34 and 3,602,503.80
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Solution
The fourth proportional to 6,503,122.44, 8,974,190.34 and 3,602,503.80 is: 4,971,389.53
Step by Step Solution
- Step 1: Write the proportion equation
6,503,122.44 : 8,974,190.34 = 3,602,503.80 : x - Step 2: Convert to fraction form
6,503,122.44/8,974,190.34 = 3,602,503.80/x - Step 3: Cross multiply
6,503,122.44x = 8,974,190.34 × 3,602,503.80 - Step 4: Simplify right side
6,503,122.44x = 32,329,554,801,773.29 - Step 5: Solve for x
x = 32,329,554,801,773.29/6,503,122.44 - Step 6: Final answer
x = 4,971,389.53
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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.