Finding the Fourth Proportional to 29,102,749.23, 43,646,675.04 and 8,627,680.74
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Solution
The fourth proportional to 29,102,749.23, 43,646,675.04 and 8,627,680.74 is: 12,939,312.87
Step by Step Solution
- Step 1: Write the proportion equation
29,102,749.23 : 43,646,675.04 = 8,627,680.74 : x - Step 2: Convert to fraction form
29,102,749.23/43,646,675.04 = 8,627,680.74/x - Step 3: Cross multiply
29,102,749.23x = 43,646,675.04 × 8,627,680.74 - Step 4: Simplify right side
29,102,749.23x = 376,569,577,607,646.75 - Step 5: Solve for x
x = 376,569,577,607,646.75/29,102,749.23 - Step 6: Final answer
x = 12,939,312.87
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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.