Finding the Fourth Proportional to 26,660,119.07, 36,792,100.54 and 14,899,387.09
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Solution
The fourth proportional to 26,660,119.07, 36,792,100.54 and 14,899,387.09 is: 20,561,789.18
Step by Step Solution
- Step 1: Write the proportion equation
26,660,119.07 : 36,792,100.54 = 14,899,387.09 : x - Step 2: Convert to fraction form
26,660,119.07/36,792,100.54 = 14,899,387.09/x - Step 3: Cross multiply
26,660,119.07x = 36,792,100.54 × 14,899,387.09 - Step 4: Simplify right side
26,660,119.07x = 548,179,747,799,658 - Step 5: Solve for x
x = 548,179,747,799,658/26,660,119.07 - Step 6: Final answer
x = 20,561,789.18
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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.