Finding the Fourth Proportional to 38,305,089.26, 52,847,210.12 and 29,487,237.38
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Solution
The fourth proportional to 38,305,089.26, 52,847,210.12 and 29,487,237.38 is: 40,681,754.30
Step by Step Solution
- Step 1: Write the proportion equation
38,305,089.26 : 52,847,210.12 = 29,487,237.38 : x - Step 2: Convert to fraction form
38,305,089.26/52,847,210.12 = 29,487,237.38/x - Step 3: Cross multiply
38,305,089.26x = 52,847,210.12 × 29,487,237.38 - Step 4: Simplify right side
38,305,089.26x = 1,558,318,229,679,178.25 - Step 5: Solve for x
x = 1,558,318,229,679,178.25/38,305,089.26 - Step 6: Final answer
x = 40,681,754.30
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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.