Finding the Fourth Proportional to 23,629,566.24, 32,614,868.16 and 15,390,159.84
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Solution
The fourth proportional to 23,629,566.24, 32,614,868.16 and 15,390,159.84 is: 21,242,371.91
Step by Step Solution
- Step 1: Write the proportion equation
23,629,566.24 : 32,614,868.16 = 15,390,159.84 : x - Step 2: Convert to fraction form
23,629,566.24/32,614,868.16 = 15,390,159.84/x - Step 3: Cross multiply
23,629,566.24x = 32,614,868.16 × 15,390,159.84 - Step 4: Simplify right side
23,629,566.24x = 501,948,034,142,926.69 - Step 5: Solve for x
x = 501,948,034,142,926.69/23,629,566.24 - Step 6: Final answer
x = 21,242,371.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.