Finding the Fourth Proportional to 34,624,933.92, 47,780,973.36 and 18,943,881.48
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Solution
The fourth proportional to 34,624,933.92, 47,780,973.36 and 18,943,881.48 is: 26,141,771.08
Step by Step Solution
- Step 1: Write the proportion equation
34,624,933.92 : 47,780,973.36 = 18,943,881.48 : x - Step 2: Convert to fraction form
34,624,933.92/47,780,973.36 = 18,943,881.48/x - Step 3: Cross multiply
34,624,933.92x = 47,780,973.36 × 18,943,881.48 - Step 4: Simplify right side
34,624,933.92x = 905,157,096,330,877.38 - Step 5: Solve for x
x = 905,157,096,330,877.38/34,624,933.92 - Step 6: Final answer
x = 26,141,771.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.