Finding the Fourth Proportional to 7,461,195.40, 11,191,793.10 and 6,873,329.80
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Solution
The fourth proportional to 7,461,195.40, 11,191,793.10 and 6,873,329.80 is: 10,309,994.70
Step by Step Solution
- Step 1: Write the proportion equation
7,461,195.40 : 11,191,793.10 = 6,873,329.80 : x - Step 2: Convert to fraction form
7,461,195.40/11,191,793.10 = 6,873,329.80/x - Step 3: Cross multiply
7,461,195.40x = 11,191,793.10 × 6,873,329.80 - Step 4: Simplify right side
7,461,195.40x = 76,924,885,029,664.38 - Step 5: Solve for x
x = 76,924,885,029,664.38/7,461,195.40 - Step 6: Final answer
x = 10,309,994.70
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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.