Finding the Fourth Proportional to 22,260,268.62, 30,719,102.16 and 12,337,784.04
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Solution
The fourth proportional to 22,260,268.62, 30,719,102.16 and 12,337,784.04 is: 17,026,103.99
Step by Step Solution
- Step 1: Write the proportion equation
22,260,268.62 : 30,719,102.16 = 12,337,784.04 : x - Step 2: Convert to fraction form
22,260,268.62/30,719,102.16 = 12,337,784.04/x - Step 3: Cross multiply
22,260,268.62x = 30,719,102.16 × 12,337,784.04 - Step 4: Simplify right side
22,260,268.62x = 379,005,648,352,777.50 - Step 5: Solve for x
x = 379,005,648,352,777.50/22,260,268.62 - Step 6: Final answer
x = 17,026,103.99
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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.