Finding the Fourth Proportional to 64,684,820.80, 97,027,231.20 and 32,341,715.20
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Solution
The fourth proportional to 64,684,820.80, 97,027,231.20 and 32,341,715.20 is: 48,512,572.80
Step by Step Solution
- Step 1: Write the proportion equation
64,684,820.80 : 97,027,231.20 = 32,341,715.20 : x - Step 2: Convert to fraction form
64,684,820.80/97,027,231.20 = 32,341,715.20/x - Step 3: Cross multiply
64,684,820.80x = 97,027,231.20 × 32,341,715.20 - Step 4: Simplify right side
64,684,820.80x = 3,138,027,078,114,954.50 - Step 5: Solve for x
x = 3,138,027,078,114,954.50/64,684,820.80 - Step 6: Final answer
x = 48,512,572.80
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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.