Finding the Fourth Proportional to 34,854,081.60, 52,330,888.80 and 19,737,537.60
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Solution
The fourth proportional to 34,854,081.60, 52,330,888.80 and 19,737,537.60 is: 29,634,488.64
Step by Step Solution
- Step 1: Write the proportion equation
34,854,081.60 : 52,330,888.80 = 19,737,537.60 : x - Step 2: Convert to fraction form
34,854,081.60/52,330,888.80 = 19,737,537.60/x - Step 3: Cross multiply
34,854,081.60x = 52,330,888.80 × 19,737,537.60 - Step 4: Simplify right side
34,854,081.60x = 1,032,882,885,331,418.88 - Step 5: Solve for x
x = 1,032,882,885,331,418.88/34,854,081.60 - Step 6: Final answer
x = 29,634,488.64
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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.