Finding the Fourth Proportional to 35,328,465.20, 48,758,445.24 and 19,859,823.92
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Solution
The fourth proportional to 35,328,465.20, 48,758,445.24 and 19,859,823.92 is: 27,409,459.53
Step by Step Solution
- Step 1: Write the proportion equation
35,328,465.20 : 48,758,445.24 = 19,859,823.92 : x - Step 2: Convert to fraction form
35,328,465.20/48,758,445.24 = 19,859,823.92/x - Step 3: Cross multiply
35,328,465.20x = 48,758,445.24 × 19,859,823.92 - Step 4: Simplify right side
35,328,465.20x = 968,334,137,079,362.25 - Step 5: Solve for x
x = 968,334,137,079,362.25/35,328,465.20 - Step 6: Final answer
x = 27,409,459.53
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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.