Finding the Fourth Proportional to 32,686,135.20, 48,954,553.20 and 19,249,207.20
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Solution
The fourth proportional to 32,686,135.20, 48,954,553.20 and 19,249,207.20 is: 28,829,848.87
Step by Step Solution
- Step 1: Write the proportion equation
32,686,135.20 : 48,954,553.20 = 19,249,207.20 : x - Step 2: Convert to fraction form
32,686,135.20/48,954,553.20 = 19,249,207.20/x - Step 3: Cross multiply
32,686,135.20x = 48,954,553.20 × 19,249,207.20 - Step 4: Simplify right side
32,686,135.20x = 942,336,337,930,223 - Step 5: Solve for x
x = 942,336,337,930,223/32,686,135.20 - Step 6: Final answer
x = 28,829,848.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.