Finding the Fourth Proportional to 79,753,125.50, 119,650,954.09 and 28,635,587.18
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Solution
The fourth proportional to 79,753,125.50, 119,650,954.09 and 28,635,587.18 is: 42,961,016.32
Step by Step Solution
- Step 1: Write the proportion equation
79,753,125.50 : 119,650,954.09 = 28,635,587.18 : x - Step 2: Convert to fraction form
79,753,125.50/119,650,954.09 = 28,635,587.18/x - Step 3: Cross multiply
79,753,125.50x = 119,650,954.09 × 28,635,587.18 - Step 4: Simplify right side
79,753,125.50x = 3,426,275,326,344,529 - Step 5: Solve for x
x = 3,426,275,326,344,529/79,753,125.50 - Step 6: Final answer
x = 42,961,016.32
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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.