Finding the Fourth Proportional to 19,770,534.60, 29,660,273.71 and 10,672,436.92
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Solution
The fourth proportional to 19,770,534.60, 29,660,273.71 and 10,672,436.92 is: 16,011,069.33
Step by Step Solution
- Step 1: Write the proportion equation
19,770,534.60 : 29,660,273.71 = 10,672,436.92 : x - Step 2: Convert to fraction form
19,770,534.60/29,660,273.71 = 10,672,436.92/x - Step 3: Cross multiply
19,770,534.60x = 29,660,273.71 × 10,672,436.92 - Step 4: Simplify right side
19,770,534.60x = 316,547,400,099,077.62 - Step 5: Solve for x
x = 316,547,400,099,077.62/19,770,534.60 - Step 6: Final answer
x = 16,011,069.33
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1.5x scale
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.