Finding the Fourth Proportional to 6,400,583.96, 9,600,618.96 and 3,527,645.99
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Solution
The fourth proportional to 6,400,583.96, 9,600,618.96 and 3,527,645.99 is: 5,291,327.35
Step by Step Solution
- Step 1: Write the proportion equation
6,400,583.96 : 9,600,618.96 = 3,527,645.99 : x - Step 2: Convert to fraction form
6,400,583.96/9,600,618.96 = 3,527,645.99/x - Step 3: Cross multiply
6,400,583.96x = 9,600,618.96 × 3,527,645.99 - Step 4: Simplify right side
6,400,583.96x = 33,867,584,927,758.88 - Step 5: Solve for x
x = 33,867,584,927,758.88/6,400,583.96 - Step 6: Final answer
x = 5,291,327.35
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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.