Finding the Fourth Proportional to 35,439,930.12, 48,907,102.14 and 19,142,406.12
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Solution
The fourth proportional to 35,439,930.12, 48,907,102.14 and 19,142,406.12 is: 26,416,519.68
Step by Step Solution
- Step 1: Write the proportion equation
35,439,930.12 : 48,907,102.14 = 19,142,406.12 : x - Step 2: Convert to fraction form
35,439,930.12/48,907,102.14 = 19,142,406.12/x - Step 3: Cross multiply
35,439,930.12x = 48,907,102.14 × 19,142,406.12 - Step 4: Simplify right side
35,439,930.12x = 936,199,611,316,201.12 - Step 5: Solve for x
x = 936,199,611,316,201.12/35,439,930.12 - Step 6: Final answer
x = 26,416,519.68
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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.