Finding the Fourth Proportional to 32,923,023.43, 45,425,564.49 and 18,988,640.41
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Solution
The fourth proportional to 32,923,023.43, 45,425,564.49 and 18,988,640.41 is: 26,199,589.82
Step by Step Solution
- Step 1: Write the proportion equation
32,923,023.43 : 45,425,564.49 = 18,988,640.41 : x - Step 2: Convert to fraction form
32,923,023.43/45,425,564.49 = 18,988,640.41/x - Step 3: Cross multiply
32,923,023.43x = 45,425,564.49 × 18,988,640.41 - Step 4: Simplify right side
32,923,023.43x = 862,569,709,521,875.12 - Step 5: Solve for x
x = 862,569,709,521,875.12/32,923,023.43 - Step 6: Final answer
x = 26,199,589.82
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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.