Finding the Fourth Proportional to 9,453,340.80, 14,187,009.60 and 6,257,404.80
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Solution
The fourth proportional to 9,453,340.80, 14,187,009.60 and 6,257,404.80 is: 9,390,739.62
Step by Step Solution
- Step 1: Write the proportion equation
9,453,340.80 : 14,187,009.60 = 6,257,404.80 : x - Step 2: Convert to fraction form
9,453,340.80/14,187,009.60 = 6,257,404.80/x - Step 3: Cross multiply
9,453,340.80x = 14,187,009.60 × 6,257,404.80 - Step 4: Simplify right side
9,453,340.80x = 88,773,861,968,686.08 - Step 5: Solve for x
x = 88,773,861,968,686.08/9,453,340.80 - Step 6: Final answer
x = 9,390,739.62
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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.