Finding the Fourth Proportional to 54,745,782.96, 75,551,102.20 and 29,965,990.08
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Solution
The fourth proportional to 54,745,782.96, 75,551,102.20 and 29,965,990.08 is: 41,354,118.19
Step by Step Solution
- Step 1: Write the proportion equation
54,745,782.96 : 75,551,102.20 = 29,965,990.08 : x - Step 2: Convert to fraction form
54,745,782.96/75,551,102.20 = 29,965,990.08/x - Step 3: Cross multiply
54,745,782.96x = 75,551,102.20 × 29,965,990.08 - Step 4: Simplify right side
54,745,782.96x = 2,263,963,579,058,266 - Step 5: Solve for x
x = 2,263,963,579,058,266/54,745,782.96 - Step 6: Final answer
x = 41,354,118.19
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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.