Finding the Fourth Proportional to 14,202,927.72, 19,600,425.18 and 8,696,197.80
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Solution
The fourth proportional to 14,202,927.72, 19,600,425.18 and 8,696,197.80 is: 12,000,988.65
Step by Step Solution
- Step 1: Write the proportion equation
14,202,927.72 : 19,600,425.18 = 8,696,197.80 : x - Step 2: Convert to fraction form
14,202,927.72/19,600,425.18 = 8,696,197.80/x - Step 3: Cross multiply
14,202,927.72x = 19,600,425.18 × 8,696,197.80 - Step 4: Simplify right side
14,202,927.72x = 170,449,174,329,380.62 - Step 5: Solve for x
x = 170,449,174,329,380.62/14,202,927.72 - Step 6: Final answer
x = 12,000,988.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.