Finding the Fourth Proportional to 34,807,221.58, 48,034,821.81 and 19,126,120.54
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Solution
The fourth proportional to 34,807,221.58, 48,034,821.81 and 19,126,120.54 is: 26,394,516.72
Step by Step Solution
- Step 1: Write the proportion equation
34,807,221.58 : 48,034,821.81 = 19,126,120.54 : x - Step 2: Convert to fraction form
34,807,221.58/48,034,821.81 = 19,126,120.54/x - Step 3: Cross multiply
34,807,221.58x = 48,034,821.81 × 19,126,120.54 - Step 4: Simplify right side
34,807,221.58x = 918,719,792,055,481 - Step 5: Solve for x
x = 918,719,792,055,481/34,807,221.58 - Step 6: Final answer
x = 26,394,516.72
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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.