Finding the Fourth Proportional to 34,915,558, 48,183,484.80 and 20,239,736.92
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Solution
The fourth proportional to 34,915,558, 48,183,484.80 and 20,239,736.92 is: 27,930,845.51
Step by Step Solution
- Step 1: Write the proportion equation
34,915,558 : 48,183,484.80 = 20,239,736.92 : x - Step 2: Convert to fraction form
34,915,558/48,183,484.80 = 20,239,736.92/x - Step 3: Cross multiply
34,915,558x = 48,183,484.80 × 20,239,736.92 - Step 4: Simplify right side
34,915,558x = 975,221,056,240,818.88 - Step 5: Solve for x
x = 975,221,056,240,818.88/34,915,558 - Step 6: Final answer
x = 27,930,845.51
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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.