Finding the Fourth Proportional to 35,326,210.55, 48,743,023.83 and 20,639,040.26
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Solution
The fourth proportional to 35,326,210.55, 48,743,023.83 and 20,639,040.26 is: 28,477,700.14
Step by Step Solution
- Step 1: Write the proportion equation
35,326,210.55 : 48,743,023.83 = 20,639,040.26 : x - Step 2: Convert to fraction form
35,326,210.55/48,743,023.83 = 20,639,040.26/x - Step 3: Cross multiply
35,326,210.55x = 48,743,023.83 × 20,639,040.26 - Step 4: Simplify right side
35,326,210.55x = 1,006,009,230,977,794.25 - Step 5: Solve for x
x = 1,006,009,230,977,794.25/35,326,210.55 - Step 6: Final answer
x = 28,477,700.14
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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.