Finding the Fourth Proportional to 11,866,277.12, 17,799,407.04 and 4,291,476.80
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Solution
The fourth proportional to 11,866,277.12, 17,799,407.04 and 4,291,476.80 is: 6,437,212.08
Step by Step Solution
- Step 1: Write the proportion equation
11,866,277.12 : 17,799,407.04 = 4,291,476.80 : x - Step 2: Convert to fraction form
11,866,277.12/17,799,407.04 = 4,291,476.80/x - Step 3: Cross multiply
11,866,277.12x = 17,799,407.04 × 4,291,476.80 - Step 4: Simplify right side
11,866,277.12x = 76,385,742,365,916.67 - Step 5: Solve for x
x = 76,385,742,365,916.67/11,866,277.12 - Step 6: Final answer
x = 6,437,212.08
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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.