Finding the Fourth Proportional to 16,134,007.20, 24,171,519.60 and 13,125,904.80
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Solution
The fourth proportional to 16,134,007.20, 24,171,519.60 and 13,125,904.80 is: 19,664,864.48
Step by Step Solution
- Step 1: Write the proportion equation
16,134,007.20 : 24,171,519.60 = 13,125,904.80 : x - Step 2: Convert to fraction form
16,134,007.20/24,171,519.60 = 13,125,904.80/x - Step 3: Cross multiply
16,134,007.20x = 24,171,519.60 × 13,125,904.80 - Step 4: Simplify right side
16,134,007.20x = 317,273,065,140,934.12 - Step 5: Solve for x
x = 317,273,065,140,934.12/16,134,007.20 - Step 6: Final answer
x = 19,664,864.48
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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.