Finding the Fourth Proportional to 37,970,266.80, 56,941,403.40 and 18,794,650.80
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Solution
The fourth proportional to 37,970,266.80, 56,941,403.40 and 18,794,650.80 is: 28,185,048.02
Step by Step Solution
- Step 1: Write the proportion equation
37,970,266.80 : 56,941,403.40 = 18,794,650.80 : x - Step 2: Convert to fraction form
37,970,266.80/56,941,403.40 = 18,794,650.80/x - Step 3: Cross multiply
37,970,266.80x = 56,941,403.40 × 18,794,650.80 - Step 4: Simplify right side
37,970,266.80x = 1,070,193,792,964,932.75 - Step 5: Solve for x
x = 1,070,193,792,964,932.75/37,970,266.80 - Step 6: Final answer
x = 28,185,048.02
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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.