Finding the Fourth Proportional to 10,485,187.83, 14,462,105.58 and 6,998,768.79
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Solution
The fourth proportional to 10,485,187.83, 14,462,105.58 and 6,998,768.79 is: 9,653,325.70
Step by Step Solution
- Step 1: Write the proportion equation
10,485,187.83 : 14,462,105.58 = 6,998,768.79 : x - Step 2: Convert to fraction form
10,485,187.83/14,462,105.58 = 6,998,768.79/x - Step 3: Cross multiply
10,485,187.83x = 14,462,105.58 × 6,998,768.79 - Step 4: Simplify right side
10,485,187.83x = 101,216,933,170,988.84 - Step 5: Solve for x
x = 101,216,933,170,988.84/10,485,187.83 - Step 6: Final answer
x = 9,653,325.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.