Finding the Fourth Proportional to 22,719,434.64, 34,053,909.12 and 17,310,252.21
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Solution
The fourth proportional to 22,719,434.64, 34,053,909.12 and 17,310,252.21 is: 25,946,145.45
Step by Step Solution
- Step 1: Write the proportion equation
22,719,434.64 : 34,053,909.12 = 17,310,252.21 : x - Step 2: Convert to fraction form
22,719,434.64/34,053,909.12 = 17,310,252.21/x - Step 3: Cross multiply
22,719,434.64x = 34,053,909.12 × 17,310,252.21 - Step 4: Simplify right side
22,719,434.64x = 589,481,755,603,619.12 - Step 5: Solve for x
x = 589,481,755,603,619.12/22,719,434.64 - Step 6: Final answer
x = 25,946,145.45
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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.