Finding the Fourth Proportional to 26,912,009.97, 37,187,154 and 19,163,600.19
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Solution
The fourth proportional to 26,912,009.97, 37,187,154 and 19,163,600.19 is: 26,480,361.45
Step by Step Solution
- Step 1: Write the proportion equation
26,912,009.97 : 37,187,154 = 19,163,600.19 : x - Step 2: Convert to fraction form
26,912,009.97/37,187,154 = 19,163,600.19/x - Step 3: Cross multiply
26,912,009.97x = 37,187,154 × 19,163,600.19 - Step 4: Simplify right side
26,912,009.97x = 712,639,751,459,959.25 - Step 5: Solve for x
x = 712,639,751,459,959.25/26,912,009.97 - Step 6: Final answer
x = 26,480,361.45
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1.5x scale
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.