Finding the Fourth Proportional to 35,157,150.12, 48,516,860.16 and 19,477,193.52
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Solution
The fourth proportional to 35,157,150.12, 48,516,860.16 and 19,477,193.52 is: 26,878,523.18
Step by Step Solution
- Step 1: Write the proportion equation
35,157,150.12 : 48,516,860.16 = 19,477,193.52 : x - Step 2: Convert to fraction form
35,157,150.12/48,516,860.16 = 19,477,193.52/x - Step 3: Cross multiply
35,157,150.12x = 48,516,860.16 × 19,477,193.52 - Step 4: Simplify right side
35,157,150.12x = 944,972,274,319,098.12 - Step 5: Solve for x
x = 944,972,274,319,098.12/35,157,150.12 - Step 6: Final answer
x = 26,878,523.18
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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.