Finding the Fourth Proportional to 17,484,619.60, 26,216,431.80 and 8,981,563.60
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Solution
The fourth proportional to 17,484,619.60, 26,216,431.80 and 8,981,563.60 is: 13,466,952.95
Step by Step Solution
- Step 1: Write the proportion equation
17,484,619.60 : 26,216,431.80 = 8,981,563.60 : x - Step 2: Convert to fraction form
17,484,619.60/26,216,431.80 = 8,981,563.60/x - Step 3: Cross multiply
17,484,619.60x = 26,216,431.80 × 8,981,563.60 - Step 4: Simplify right side
17,484,619.60x = 235,464,549,576,762.47 - Step 5: Solve for x
x = 235,464,549,576,762.47/17,484,619.60 - Step 6: Final answer
x = 13,466,952.95
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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.