Finding the Fourth Proportional to 54,194,926.29, 74,788,808.79 and 29,415,111.74
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Solution
The fourth proportional to 54,194,926.29, 74,788,808.79 and 29,415,111.74 is: 40,592,751.35
Step by Step Solution
- Step 1: Write the proportion equation
54,194,926.29 : 74,788,808.79 = 29,415,111.74 : x - Step 2: Convert to fraction form
54,194,926.29/74,788,808.79 = 29,415,111.74/x - Step 3: Cross multiply
54,194,926.29x = 74,788,808.79 × 29,415,111.74 - Step 4: Simplify right side
54,194,926.29x = 2,199,921,167,459,344.25 - Step 5: Solve for x
x = 2,199,921,167,459,344.25/54,194,926.29 - Step 6: Final answer
x = 40,592,751.35
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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.