Finding the Fourth Proportional to 16,512,078.40, 24,768,117.60 and 15,024,043.60
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Solution
The fourth proportional to 16,512,078.40, 24,768,117.60 and 15,024,043.60 is: 22,536,065.40
Step by Step Solution
- Step 1: Write the proportion equation
16,512,078.40 : 24,768,117.60 = 15,024,043.60 : x - Step 2: Convert to fraction form
16,512,078.40/24,768,117.60 = 15,024,043.60/x - Step 3: Cross multiply
16,512,078.40x = 24,768,117.60 × 15,024,043.60 - Step 4: Simplify right side
16,512,078.40x = 372,117,278,712,327.38 - Step 5: Solve for x
x = 372,117,278,712,327.38/16,512,078.40 - Step 6: Final answer
x = 22,536,065.40
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1.5x scale
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.