Finding the Fourth Proportional to 9,468,340.80, 14,209,509.60 and 6,272,404.80
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Solution
The fourth proportional to 9,468,340.80, 14,209,509.60 and 6,272,404.80 is: 9,413,243.37
Step by Step Solution
- Step 1: Write the proportion equation
9,468,340.80 : 14,209,509.60 = 6,272,404.80 : x - Step 2: Convert to fraction form
9,468,340.80/14,209,509.60 = 6,272,404.80/x - Step 3: Cross multiply
9,468,340.80x = 14,209,509.60 × 6,272,404.80 - Step 4: Simplify right side
9,468,340.80x = 89,127,796,220,686.08 - Step 5: Solve for x
x = 89,127,796,220,686.08/9,468,340.80 - Step 6: Final answer
x = 9,413,243.37
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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.