Finding the Fourth Proportional to 11,317,875.03, 15,618,669.93 and 6,161,235.21
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Solution
The fourth proportional to 11,317,875.03, 15,618,669.93 and 6,161,235.21 is: 8,502,505.89
Step by Step Solution
- Step 1: Write the proportion equation
11,317,875.03 : 15,618,669.93 = 6,161,235.21 : x - Step 2: Convert to fraction form
11,317,875.03/15,618,669.93 = 6,161,235.21/x - Step 3: Cross multiply
11,317,875.03x = 15,618,669.93 × 6,161,235.21 - Step 4: Simplify right side
11,317,875.03x = 96,230,299,106,084.23 - Step 5: Solve for x
x = 96,230,299,106,084.23/11,317,875.03 - Step 6: Final answer
x = 8,502,505.89
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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.