Finding the Fourth Proportional to 16,638,140.70, 24,957,211.05 and 4,670,876.70
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Solution
The fourth proportional to 16,638,140.70, 24,957,211.05 and 4,670,876.70 is: 7,006,315.05
Step by Step Solution
- Step 1: Write the proportion equation
16,638,140.70 : 24,957,211.05 = 4,670,876.70 : x - Step 2: Convert to fraction form
16,638,140.70/24,957,211.05 = 4,670,876.70/x - Step 3: Cross multiply
16,638,140.70x = 24,957,211.05 × 4,670,876.70 - Step 4: Simplify right side
16,638,140.70x = 116,572,055,590,427.55 - Step 5: Solve for x
x = 116,572,055,590,427.55/16,638,140.70 - Step 6: Final answer
x = 7,006,315.05
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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.