Finding the Fourth Proportional to 7,337,645.40, 10,126,885.00 and 4,437,057.07
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Solution
The fourth proportional to 7,337,645.40, 10,126,885.00 and 4,437,057.07 is: 6,123,703.75
Step by Step Solution
- Step 1: Write the proportion equation
7,337,645.40 : 10,126,885.00 = 4,437,057.07 : x - Step 2: Convert to fraction form
7,337,645.40/10,126,885.00 = 4,437,057.07/x - Step 3: Cross multiply
7,337,645.40x = 10,126,885.00 × 4,437,057.07 - Step 4: Simplify right side
7,337,645.40x = 44,933,566,626,767.23 - Step 5: Solve for x
x = 44,933,566,626,767.23/7,337,645.40 - Step 6: Final answer
x = 6,123,703.75
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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.