Finding the Fourth Proportional to 18,880,659.68, 28,313,181.48 and 5,922,488
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Solution
The fourth proportional to 18,880,659.68, 28,313,181.48 and 5,922,488 is: 8,881,282.77
Step by Step Solution
- Step 1: Write the proportion equation
18,880,659.68 : 28,313,181.48 = 5,922,488 : x - Step 2: Convert to fraction form
18,880,659.68/28,313,181.48 = 5,922,488/x - Step 3: Cross multiply
18,880,659.68x = 28,313,181.48 × 5,922,488 - Step 4: Simplify right side
18,880,659.68x = 167,684,477,557,122.25 - Step 5: Solve for x
x = 167,684,477,557,122.25/18,880,659.68 - Step 6: Final answer
x = 8,881,282.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.