Finding the Fourth Proportional to 53,240,370.12, 73,471,710.60 and 28,794,084.12
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Solution
The fourth proportional to 53,240,370.12, 73,471,710.60 and 28,794,084.12 is: 39,735,836.00
Step by Step Solution
- Step 1: Write the proportion equation
53,240,370.12 : 73,471,710.60 = 28,794,084.12 : x - Step 2: Convert to fraction form
53,240,370.12/73,471,710.60 = 28,794,084.12/x - Step 3: Cross multiply
53,240,370.12x = 73,471,710.60 × 28,794,084.12 - Step 4: Simplify right side
53,240,370.12x = 2,115,550,615,456,695.50 - Step 5: Solve for x
x = 2,115,550,615,456,695.50/53,240,370.12 - Step 6: Final answer
x = 39,735,836.00
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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.