Finding the Fourth Proportional to 16,465,778.71, 22,722,752.09 and 9,124,087.14
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Solution
The fourth proportional to 16,465,778.71, 22,722,752.09 and 9,124,087.14 is: 12,591,227.77
Step by Step Solution
- Step 1: Write the proportion equation
16,465,778.71 : 22,722,752.09 = 9,124,087.14 : x - Step 2: Convert to fraction form
16,465,778.71/22,722,752.09 = 9,124,087.14/x - Step 3: Cross multiply
16,465,778.71x = 22,722,752.09 × 9,124,087.14 - Step 4: Simplify right side
16,465,778.71x = 207,324,370,152,587.38 - Step 5: Solve for x
x = 207,324,370,152,587.38/16,465,778.71 - Step 6: Final answer
x = 12,591,227.77
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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.