Finding the Fourth Proportional to 29,287,734.63, 43,931,112.93 and 7,130,110.97
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Solution
The fourth proportional to 29,287,734.63, 43,931,112.93 and 7,130,110.97 is: 10,695,047.40
Step by Step Solution
- Step 1: Write the proportion equation
29,287,734.63 : 43,931,112.93 = 7,130,110.97 : x - Step 2: Convert to fraction form
29,287,734.63/43,931,112.93 = 7,130,110.97/x - Step 3: Cross multiply
29,287,734.63x = 43,931,112.93 × 7,130,110.97 - Step 4: Simplify right side
29,287,734.63x = 313,233,710,006,846.25 - Step 5: Solve for x
x = 313,233,710,006,846.25/29,287,734.63 - Step 6: Final answer
x = 10,695,047.40
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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.