Finding the Fourth Proportional to 38,024,356, 52,473,636.88 and 20,620,695.84
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Solution
The fourth proportional to 38,024,356, 52,473,636.88 and 20,620,695.84 is: 28,456,574.14
Step by Step Solution
- Step 1: Write the proportion equation
38,024,356 : 52,473,636.88 = 20,620,695.84 : x - Step 2: Convert to fraction form
38,024,356/52,473,636.88 = 20,620,695.84/x - Step 3: Cross multiply
38,024,356x = 52,473,636.88 × 20,620,695.84 - Step 4: Simplify right side
38,024,356x = 1,082,042,905,721,086.62 - Step 5: Solve for x
x = 1,082,042,905,721,086.62/38,024,356 - Step 6: Final answer
x = 28,456,574.14
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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.