Finding the Fourth Proportional to 14,901,543.60, 22,352,315.40 and 14,019,745.20
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Solution
The fourth proportional to 14,901,543.60, 22,352,315.40 and 14,019,745.20 is: 21,029,617.80
Step by Step Solution
- Step 1: Write the proportion equation
14,901,543.60 : 22,352,315.40 = 14,019,745.20 : x - Step 2: Convert to fraction form
14,901,543.60/22,352,315.40 = 14,019,745.20/x - Step 3: Cross multiply
14,901,543.60x = 22,352,315.40 × 14,019,745.20 - Step 4: Simplify right side
14,901,543.60x = 313,373,766,538,036.06 - Step 5: Solve for x
x = 313,373,766,538,036.06/14,901,543.60 - Step 6: Final answer
x = 21,029,617.80
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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.