Finding the Fourth Proportional to 48,706,419.16, 67,206,960.06 and 29,135,394.52
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Solution
The fourth proportional to 48,706,419.16, 67,206,960.06 and 29,135,394.52 is: 40,202,119.75
Step by Step Solution
- Step 1: Write the proportion equation
48,706,419.16 : 67,206,960.06 = 29,135,394.52 : x - Step 2: Convert to fraction form
48,706,419.16/67,206,960.06 = 29,135,394.52/x - Step 3: Cross multiply
48,706,419.16x = 67,206,960.06 × 29,135,394.52 - Step 4: Simplify right side
48,706,419.16x = 1,958,101,295,837,983 - Step 5: Solve for x
x = 1,958,101,295,837,983/48,706,419.16 - Step 6: Final answer
x = 40,202,119.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.