Finding the Fourth Proportional to 32,139,158.20, 48,209,129.46 and 9,420,514.84
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Solution
The fourth proportional to 32,139,158.20, 48,209,129.46 and 9,420,514.84 is: 14,130,887.21
Step by Step Solution
- Step 1: Write the proportion equation
32,139,158.20 : 48,209,129.46 = 9,420,514.84 : x - Step 2: Convert to fraction form
32,139,158.20/48,209,129.46 = 9,420,514.84/x - Step 3: Cross multiply
32,139,158.20x = 48,209,129.46 × 9,420,514.84 - Step 4: Simplify right side
32,139,158.20x = 454,154,819,501,411.19 - Step 5: Solve for x
x = 454,154,819,501,411.19/32,139,158.20 - Step 6: Final answer
x = 14,130,887.21
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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.