Finding the Fourth Proportional to 53,240,190.26, 73,471,461.99 and 28,793,904.26
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Solution
The fourth proportional to 53,240,190.26, 73,471,461.99 and 28,793,904.26 is: 39,735,587.57
Step by Step Solution
- Step 1: Write the proportion equation
53,240,190.26 : 73,471,461.99 = 28,793,904.26 : x - Step 2: Convert to fraction form
53,240,190.26/73,471,461.99 = 28,793,904.26/x - Step 3: Cross multiply
53,240,190.26x = 73,471,461.99 × 28,793,904.26 - Step 4: Simplify right side
53,240,190.26x = 2,115,530,242,382,289 - Step 5: Solve for x
x = 2,115,530,242,382,289/53,240,190.26 - Step 6: Final answer
x = 39,735,587.57
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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.