Finding the Fourth Proportional to 23,423,918.76, 32,324,673.24 and 12,968,932.32
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Solution
The fourth proportional to 23,423,918.76, 32,324,673.24 and 12,968,932.32 is: 17,896,941.32
Step by Step Solution
- Step 1: Write the proportion equation
23,423,918.76 : 32,324,673.24 = 12,968,932.32 : x - Step 2: Convert to fraction form
23,423,918.76/32,324,673.24 = 12,968,932.32/x - Step 3: Cross multiply
23,423,918.76x = 32,324,673.24 × 12,968,932.32 - Step 4: Simplify right side
23,423,918.76x = 419,216,499,515,675.12 - Step 5: Solve for x
x = 419,216,499,515,675.12/23,423,918.76 - Step 6: Final answer
x = 17,896,941.32
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1.5x scale
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.