Finding the Fourth Proportional to 14,835,619.90, 22,235,715.15 and 7,643,451.70
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Solution
The fourth proportional to 14,835,619.90, 22,235,715.15 and 7,643,451.70 is: 11,456,050.77
Step by Step Solution
- Step 1: Write the proportion equation
14,835,619.90 : 22,235,715.15 = 7,643,451.70 : x - Step 2: Convert to fraction form
14,835,619.90/22,235,715.15 = 7,643,451.70/x - Step 3: Cross multiply
14,835,619.90x = 22,235,715.15 × 7,643,451.70 - Step 4: Simplify right side
14,835,619.90x = 169,957,614,763,983.25 - Step 5: Solve for x
x = 169,957,614,763,983.25/14,835,619.90 - Step 6: Final answer
x = 11,456,050.77
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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.