Finding the Fourth Proportional to 24,012,459.20, 33,137,203.95 and 12,999,208.65
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Solution
The fourth proportional to 24,012,459.20, 33,137,203.95 and 12,999,208.65 is: 17,938,913.49
Step by Step Solution
- Step 1: Write the proportion equation
24,012,459.20 : 33,137,203.95 = 12,999,208.65 : x - Step 2: Convert to fraction form
24,012,459.20/33,137,203.95 = 12,999,208.65/x - Step 3: Cross multiply
24,012,459.20x = 33,137,203.95 × 12,999,208.65 - Step 4: Simplify right side
24,012,459.20x = 430,757,428,223,654.19 - Step 5: Solve for x
x = 430,757,428,223,654.19/24,012,459.20 - Step 6: Final answer
x = 17,938,913.49
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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.