Finding the Fourth Proportional to 22,258,920.80, 33,398,878.80 and 16,590,216.80
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Solution
The fourth proportional to 22,258,920.80, 33,398,878.80 and 16,590,216.80 is: 24,893,149.36
Step by Step Solution
- Step 1: Write the proportion equation
22,258,920.80 : 33,398,878.80 = 16,590,216.80 : x - Step 2: Convert to fraction form
22,258,920.80/33,398,878.80 = 16,590,216.80/x - Step 3: Cross multiply
22,258,920.80x = 33,398,878.80 × 16,590,216.80 - Step 4: Simplify right side
22,258,920.80x = 554,094,640,168,923.88 - Step 5: Solve for x
x = 554,094,640,168,923.88/22,258,920.80 - Step 6: Final answer
x = 24,893,149.36
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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.