Finding the Fourth Proportional to 26,675,129.92, 36,798,135.60 and 16,869,059.20
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Solution
The fourth proportional to 26,675,129.92, 36,798,135.60 and 16,869,059.20 is: 23,270,736.82
Step by Step Solution
- Step 1: Write the proportion equation
26,675,129.92 : 36,798,135.60 = 16,869,059.20 : x - Step 2: Convert to fraction form
26,675,129.92/36,798,135.60 = 16,869,059.20/x - Step 3: Cross multiply
26,675,129.92x = 36,798,135.60 × 16,869,059.20 - Step 4: Simplify right side
26,675,129.92x = 620,749,927,886,027.50 - Step 5: Solve for x
x = 620,749,927,886,027.50/26,675,129.92 - Step 6: Final answer
x = 23,270,736.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.