Finding the Fourth Proportional to 29,522,237.09, 44,280,365.70 and 7,959,018.51
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Solution
The fourth proportional to 29,522,237.09, 44,280,365.70 and 7,959,018.51 is: 11,937,721.70
Step by Step Solution
- Step 1: Write the proportion equation
29,522,237.09 : 44,280,365.70 = 7,959,018.51 : x - Step 2: Convert to fraction form
29,522,237.09/44,280,365.70 = 7,959,018.51/x - Step 3: Cross multiply
29,522,237.09x = 44,280,365.70 × 7,959,018.51 - Step 4: Simplify right side
29,522,237.09x = 352,428,250,220,938 - Step 5: Solve for x
x = 352,428,250,220,938/29,522,237.09 - Step 6: Final answer
x = 11,937,721.70
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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.