Finding the Fourth Proportional to 56,437,114.31, 84,646,609.98 and 15,486,990.02
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Solution
The fourth proportional to 56,437,114.31, 84,646,609.98 and 15,486,990.02 is: 23,227,998.45
Step by Step Solution
- Step 1: Write the proportion equation
56,437,114.31 : 84,646,609.98 = 15,486,990.02 : x - Step 2: Convert to fraction form
56,437,114.31/84,646,609.98 = 15,486,990.02/x - Step 3: Cross multiply
56,437,114.31x = 84,646,609.98 × 15,486,990.02 - Step 4: Simplify right side
56,437,114.31x = 1,310,921,203,987,092.50 - Step 5: Solve for x
x = 1,310,921,203,987,092.50/56,437,114.31 - Step 6: Final answer
x = 23,227,998.45
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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.