Finding the Fourth Proportional to 5,477,356.03, 8,216,781.68 and 2,281,734.72
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Solution
The fourth proportional to 5,477,356.03, 8,216,781.68 and 2,281,734.72 is: 3,422,913.53
Step by Step Solution
- Step 1: Write the proportion equation
5,477,356.03 : 8,216,781.68 = 2,281,734.72 : x - Step 2: Convert to fraction form
5,477,356.03/8,216,781.68 = 2,281,734.72/x - Step 3: Cross multiply
5,477,356.03x = 8,216,781.68 × 2,281,734.72 - Step 4: Simplify right side
5,477,356.03x = 18,748,516,045,915.93 - Step 5: Solve for x
x = 18,748,516,045,915.93/5,477,356.03 - Step 6: Final answer
x = 3,422,913.53
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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.