Finding the Fourth Proportional to 42,095,538.26, 58,091,842.80 and 22,779,954.26
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Solution
The fourth proportional to 42,095,538.26, 58,091,842.80 and 22,779,954.26 is: 31,436,336.88
Step by Step Solution
- Step 1: Write the proportion equation
42,095,538.26 : 58,091,842.80 = 22,779,954.26 : x - Step 2: Convert to fraction form
42,095,538.26/58,091,842.80 = 22,779,954.26/x - Step 3: Cross multiply
42,095,538.26x = 58,091,842.80 × 22,779,954.26 - Step 4: Simplify right side
42,095,538.26x = 1,323,329,521,863,110.25 - Step 5: Solve for x
x = 1,323,329,521,863,110.25/42,095,538.26 - Step 6: Final answer
x = 31,436,336.88
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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.