Finding the Fourth Proportional to 35,639,645.09, 49,182,710.18 and 19,342,121.09
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Solution
The fourth proportional to 35,639,645.09, 49,182,710.18 and 19,342,121.09 is: 26,692,127.07
Step by Step Solution
- Step 1: Write the proportion equation
35,639,645.09 : 49,182,710.18 = 19,342,121.09 : x - Step 2: Convert to fraction form
35,639,645.09/49,182,710.18 = 19,342,121.09/x - Step 3: Cross multiply
35,639,645.09x = 49,182,710.18 × 19,342,121.09 - Step 4: Simplify right side
35,639,645.09x = 951,297,935,493,311.50 - Step 5: Solve for x
x = 951,297,935,493,311.50/35,639,645.09 - Step 6: Final answer
x = 26,692,127.07
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1.5x scale
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.