Finding the Fourth Proportional to 16,288,634.60, 24,395,627.10 and 15,915,386.60
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Solution
The fourth proportional to 16,288,634.60, 24,395,627.10 and 15,915,386.60 is: 23,836,610.38
Step by Step Solution
- Step 1: Write the proportion equation
16,288,634.60 : 24,395,627.10 = 15,915,386.60 : x - Step 2: Convert to fraction form
16,288,634.60/24,395,627.10 = 15,915,386.60/x - Step 3: Cross multiply
16,288,634.60x = 24,395,627.10 × 15,915,386.60 - Step 4: Simplify right side
16,288,634.60x = 388,265,836,645,936.88 - Step 5: Solve for x
x = 388,265,836,645,936.88/16,288,634.60 - Step 6: Final answer
x = 23,836,610.38
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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.