Finding the Fourth Proportional to 29,122,409.80, 43,683,614.70 and 8,925,027.40
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Solution
The fourth proportional to 29,122,409.80, 43,683,614.70 and 8,925,027.40 is: 13,387,541.10
Step by Step Solution
- Step 1: Write the proportion equation
29,122,409.80 : 43,683,614.70 = 8,925,027.40 : x - Step 2: Convert to fraction form
29,122,409.80/43,683,614.70 = 8,925,027.40/x - Step 3: Cross multiply
29,122,409.80x = 43,683,614.70 × 8,925,027.40 - Step 4: Simplify right side
29,122,409.80x = 389,877,458,128,542.81 - Step 5: Solve for x
x = 389,877,458,128,542.81/29,122,409.80 - Step 6: Final answer
x = 13,387,541.10
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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.