Finding the Fourth Proportional to 28,082,861.70, 42,124,292.55 and 24,894,215.70
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Solution
The fourth proportional to 28,082,861.70, 42,124,292.55 and 24,894,215.70 is: 37,341,323.55
Step by Step Solution
- Step 1: Write the proportion equation
28,082,861.70 : 42,124,292.55 = 24,894,215.70 : x - Step 2: Convert to fraction form
28,082,861.70/42,124,292.55 = 24,894,215.70/x - Step 3: Cross multiply
28,082,861.70x = 42,124,292.55 × 24,894,215.70 - Step 4: Simplify right side
28,082,861.70x = 1,048,651,224,949,602.88 - Step 5: Solve for x
x = 1,048,651,224,949,602.88/28,082,861.70 - Step 6: Final answer
x = 37,341,323.55
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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.