Finding the Fourth Proportional to 27,164,750.67, 40,742,696.66 and 7,991,023.59
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Solution
The fourth proportional to 27,164,750.67, 40,742,696.66 and 7,991,023.59 is: 11,985,232.41
Step by Step Solution
- Step 1: Write the proportion equation
27,164,750.67 : 40,742,696.66 = 7,991,023.59 : x - Step 2: Convert to fraction form
27,164,750.67/40,742,696.66 = 7,991,023.59/x - Step 3: Cross multiply
27,164,750.67x = 40,742,696.66 × 7,991,023.59 - Step 4: Simplify right side
27,164,750.67x = 325,575,850,090,319.12 - Step 5: Solve for x
x = 325,575,850,090,319.12/27,164,750.67 - Step 6: Final answer
x = 11,985,232.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.