Finding the Fourth Proportional to 61,087,341.12, 84,298,361.76 and 33,585,069.12
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Solution
The fourth proportional to 61,087,341.12, 84,298,361.76 and 33,585,069.12 is: 46,346,202.90
Step by Step Solution
- Step 1: Write the proportion equation
61,087,341.12 : 84,298,361.76 = 33,585,069.12 : x - Step 2: Convert to fraction form
61,087,341.12/84,298,361.76 = 33,585,069.12/x - Step 3: Cross multiply
61,087,341.12x = 84,298,361.76 × 33,585,069.12 - Step 4: Simplify right side
61,087,341.12x = 2,831,166,306,412,365 - Step 5: Solve for x
x = 2,831,166,306,412,365/61,087,341.12 - Step 6: Final answer
x = 46,346,202.90
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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.