Finding the Fourth Proportional to 38,854,678.19, 53,643,654.39 and 24,733,832.17
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Solution
The fourth proportional to 38,854,678.19, 53,643,654.39 and 24,733,832.17 is: 34,148,092.50
Step by Step Solution
- Step 1: Write the proportion equation
38,854,678.19 : 53,643,654.39 = 24,733,832.17 : x - Step 2: Convert to fraction form
38,854,678.19/53,643,654.39 = 24,733,832.17/x - Step 3: Cross multiply
38,854,678.19x = 53,643,654.39 × 24,733,832.17 - Step 4: Simplify right side
38,854,678.19x = 1,326,813,144,587,840.50 - Step 5: Solve for x
x = 1,326,813,144,587,840.50/38,854,678.19 - Step 6: Final answer
x = 34,148,092.50
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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.