Finding the Fourth Proportional to 16,070,263.99, 22,164,138.10 and 10,569,287.69
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Solution
The fourth proportional to 16,070,263.99, 22,164,138.10 and 10,569,287.69 is: 14,577,181.32
Step by Step Solution
- Step 1: Write the proportion equation
16,070,263.99 : 22,164,138.10 = 10,569,287.69 : x - Step 2: Convert to fraction form
16,070,263.99/22,164,138.10 = 10,569,287.69/x - Step 3: Cross multiply
16,070,263.99x = 22,164,138.10 × 10,569,287.69 - Step 4: Simplify right side
16,070,263.99x = 234,259,151,979,790 - Step 5: Solve for x
x = 234,259,151,979,790/16,070,263.99 - Step 6: Final answer
x = 14,577,181.32
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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.