Finding the Fourth Proportional to 32,319,309.20, 48,495,921.24 and 12,138,481.04
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Solution
The fourth proportional to 32,319,309.20, 48,495,921.24 and 12,138,481.04 is: 18,214,090.43
Step by Step Solution
- Step 1: Write the proportion equation
32,319,309.20 : 48,495,921.24 = 12,138,481.04 : x - Step 2: Convert to fraction form
32,319,309.20/48,495,921.24 = 12,138,481.04/x - Step 3: Cross multiply
32,319,309.20x = 48,495,921.24 × 12,138,481.04 - Step 4: Simplify right side
32,319,309.20x = 588,666,820,489,073.25 - Step 5: Solve for x
x = 588,666,820,489,073.25/32,319,309.20 - Step 6: Final answer
x = 18,214,090.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.