Finding the Fourth Proportional to 10,750,490.20, 16,114,663.63 and 4,684,091.19
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Solution
The fourth proportional to 10,750,490.20, 16,114,663.63 and 4,684,091.19 is: 7,021,312.75
Step by Step Solution
- Step 1: Write the proportion equation
10,750,490.20 : 16,114,663.63 = 4,684,091.19 : x - Step 2: Convert to fraction form
10,750,490.20/16,114,663.63 = 4,684,091.19/x - Step 3: Cross multiply
10,750,490.20x = 16,114,663.63 × 4,684,091.19 - Step 4: Simplify right side
10,750,490.20x = 75,482,553,884,521.55 - Step 5: Solve for x
x = 75,482,553,884,521.55/10,750,490.20 - Step 6: Final answer
x = 7,021,312.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.