Finding the Fourth Proportional to 32,187,600.14, 44,420,056.27 and 18,439,221.47
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Solution
The fourth proportional to 32,187,600.14, 44,420,056.27 and 18,439,221.47 is: 25,446,794.78
Step by Step Solution
- Step 1: Write the proportion equation
32,187,600.14 : 44,420,056.27 = 18,439,221.47 : x - Step 2: Convert to fraction form
32,187,600.14/44,420,056.27 = 18,439,221.47/x - Step 3: Cross multiply
32,187,600.14x = 44,420,056.27 × 18,439,221.47 - Step 4: Simplify right side
32,187,600.14x = 819,071,255,004,193.75 - Step 5: Solve for x
x = 819,071,255,004,193.75/32,187,600.14 - Step 6: Final answer
x = 25,446,794.78
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1.5x scale
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.