Finding the Fourth Proportional to 53,646,394.76, 80,481,590.57 and 19,567,740.63
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Solution
The fourth proportional to 53,646,394.76, 80,481,590.57 and 19,567,740.63 is: 29,355,987.42
Step by Step Solution
- Step 1: Write the proportion equation
53,646,394.76 : 80,481,590.57 = 19,567,740.63 : x - Step 2: Convert to fraction form
53,646,394.76/80,481,590.57 = 19,567,740.63/x - Step 3: Cross multiply
53,646,394.76x = 80,481,590.57 × 19,567,740.63 - Step 4: Simplify right side
53,646,394.76x = 1,574,842,889,763,613.75 - Step 5: Solve for x
x = 1,574,842,889,763,613.75/53,646,394.76 - Step 6: Final answer
x = 29,355,987.42
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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.