Finding the Fourth Proportional to 53,239,363.24, 73,470,370.26 and 28,793,077.24
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Solution
The fourth proportional to 53,239,363.24, 73,470,370.26 and 28,793,077.24 is: 39,734,473.09
Step by Step Solution
- Step 1: Write the proportion equation
53,239,363.24 : 73,470,370.26 = 28,793,077.24 : x - Step 2: Convert to fraction form
53,239,363.24/73,470,370.26 = 28,793,077.24/x - Step 3: Cross multiply
53,239,363.24x = 73,470,370.26 × 28,793,077.24 - Step 4: Simplify right side
53,239,363.24x = 2,115,438,045,747,579 - Step 5: Solve for x
x = 2,115,438,045,747,579/53,239,363.24 - Step 6: Final answer
x = 39,734,473.09
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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.