Finding the Fourth Proportional to 29,529,058.60, 44,293,587.90 and 18,711,281.80
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Solution
The fourth proportional to 29,529,058.60, 44,293,587.90 and 18,711,281.80 is: 28,066,922.70
Step by Step Solution
- Step 1: Write the proportion equation
29,529,058.60 : 44,293,587.90 = 18,711,281.80 : x - Step 2: Convert to fraction form
29,529,058.60/44,293,587.90 = 18,711,281.80/x - Step 3: Cross multiply
29,529,058.60x = 44,293,587.90 × 18,711,281.80 - Step 4: Simplify right side
29,529,058.60x = 828,789,805,129,970.25 - Step 5: Solve for x
x = 828,789,805,129,970.25/29,529,058.60 - Step 6: Final answer
x = 28,066,922.70
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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.