Finding the Fourth Proportional to 29,729,926.05, 44,581,603.05 and 11,528,071.80
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Solution
The fourth proportional to 29,729,926.05, 44,581,603.05 and 11,528,071.80 is: 17,286,955.91
Step by Step Solution
- Step 1: Write the proportion equation
29,729,926.05 : 44,581,603.05 = 11,528,071.80 : x - Step 2: Convert to fraction form
29,729,926.05/44,581,603.05 = 11,528,071.80/x - Step 3: Cross multiply
29,729,926.05x = 44,581,603.05 × 11,528,071.80 - Step 4: Simplify right side
29,729,926.05x = 513,939,920,919,499 - Step 5: Solve for x
x = 513,939,920,919,499/29,729,926.05 - Step 6: Final answer
x = 17,286,955.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.