Finding the Fourth Proportional to 55,358,529.30, 83,037,793.95 and 32,305,799.70
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Solution
The fourth proportional to 55,358,529.30, 83,037,793.95 and 32,305,799.70 is: 48,458,699.55
Step by Step Solution
- Step 1: Write the proportion equation
55,358,529.30 : 83,037,793.95 = 32,305,799.70 : x - Step 2: Convert to fraction form
55,358,529.30/83,037,793.95 = 32,305,799.70/x - Step 3: Cross multiply
55,358,529.30x = 83,037,793.95 × 32,305,799.70 - Step 4: Simplify right side
55,358,529.30x = 2,682,602,338,878,572 - Step 5: Solve for x
x = 2,682,602,338,878,572/55,358,529.30 - Step 6: Final answer
x = 48,458,699.55
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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.