Finding the Fourth Proportional to 35,058,102.21, 52,826,450.40 and 28,808,356.05
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Solution
The fourth proportional to 35,058,102.21, 52,826,450.40 and 28,808,356.05 is: 43,409,172.09
Step by Step Solution
- Step 1: Write the proportion equation
35,058,102.21 : 52,826,450.40 = 28,808,356.05 : x - Step 2: Convert to fraction form
35,058,102.21/52,826,450.40 = 28,808,356.05/x - Step 3: Cross multiply
35,058,102.21x = 52,826,450.40 × 28,808,356.05 - Step 4: Simplify right side
35,058,102.21x = 1,521,843,191,980,865 - Step 5: Solve for x
x = 1,521,843,191,980,865/35,058,102.21 - Step 6: Final answer
x = 43,409,172.09
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.