Finding the Fourth Proportional to 40,444,695.20, 60,667,042.80 and 29,107,287.20
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Solution
The fourth proportional to 40,444,695.20, 60,667,042.80 and 29,107,287.20 is: 43,660,930.80
Step by Step Solution
- Step 1: Write the proportion equation
40,444,695.20 : 60,667,042.80 = 29,107,287.20 : x - Step 2: Convert to fraction form
40,444,695.20/60,667,042.80 = 29,107,287.20/x - Step 3: Cross multiply
40,444,695.20x = 60,667,042.80 × 29,107,287.20 - Step 4: Simplify right side
40,444,695.20x = 1,765,853,038,354,292 - Step 5: Solve for x
x = 1,765,853,038,354,292/40,444,695.20 - Step 6: Final answer
x = 43,660,930.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.