Finding the Fourth Proportional to 23,552,317.80, 32,505,640.74 and 13,239,890.28
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Solution
The fourth proportional to 23,552,317.80, 32,505,640.74 and 13,239,890.28 is: 18,272,983.60
Step by Step Solution
- Step 1: Write the proportion equation
23,552,317.80 : 32,505,640.74 = 13,239,890.28 : x - Step 2: Convert to fraction form
23,552,317.80/32,505,640.74 = 13,239,890.28/x - Step 3: Cross multiply
23,552,317.80x = 32,505,640.74 × 13,239,890.28 - Step 4: Simplify right side
23,552,317.80x = 430,371,116,878,697.94 - Step 5: Solve for x
x = 430,371,116,878,697.94/23,552,317.80 - Step 6: Final answer
x = 18,272,983.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.