Finding the Fourth Proportional to 10,873,344.70, 16,310,017.05 and 4,480,306.30
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Solution
The fourth proportional to 10,873,344.70, 16,310,017.05 and 4,480,306.30 is: 6,720,459.45
Step by Step Solution
- Step 1: Write the proportion equation
10,873,344.70 : 16,310,017.05 = 4,480,306.30 : x - Step 2: Convert to fraction form
10,873,344.70/16,310,017.05 = 4,480,306.30/x - Step 3: Cross multiply
10,873,344.70x = 16,310,017.05 × 4,480,306.30 - Step 4: Simplify right side
10,873,344.70x = 73,073,872,142,222.42 - Step 5: Solve for x
x = 73,073,872,142,222.42/10,873,344.70 - Step 6: Final answer
x = 6,720,459.45
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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.