Finding the Fourth Proportional to 28,802,448.60, 43,203,716.64 and 11,763,121.54
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Solution
The fourth proportional to 28,802,448.60, 43,203,716.64 and 11,763,121.54 is: 17,644,700.17
Step by Step Solution
- Step 1: Write the proportion equation
28,802,448.60 : 43,203,716.64 = 11,763,121.54 : x - Step 2: Convert to fraction form
28,802,448.60/43,203,716.64 = 11,763,121.54/x - Step 3: Cross multiply
28,802,448.60x = 43,203,716.64 × 11,763,121.54 - Step 4: Simplify right side
28,802,448.60x = 508,210,569,822,116 - Step 5: Solve for x
x = 508,210,569,822,116/28,802,448.60 - Step 6: Final answer
x = 17,644,700.17
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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.