Finding the Fourth Proportional to 53,239,335.24, 73,470,331.62 and 28,793,049.24
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Solution
The fourth proportional to 53,239,335.24, 73,470,331.62 and 28,793,049.24 is: 39,734,434.45
Step by Step Solution
- Step 1: Write the proportion equation
53,239,335.24 : 73,470,331.62 = 28,793,049.24 : x - Step 2: Convert to fraction form
53,239,335.24/73,470,331.62 = 28,793,049.24/x - Step 3: Cross multiply
53,239,335.24x = 73,470,331.62 × 28,793,049.24 - Step 4: Simplify right side
53,239,335.24x = 2,115,434,876,013,789 - Step 5: Solve for x
x = 2,115,434,876,013,789/53,239,335.24 - Step 6: Final answer
x = 39,734,434.45
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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.