Finding the Fourth Proportional to 8,982,176.40, 13,473,264.60 and 2,592,637.20
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Solution
The fourth proportional to 8,982,176.40, 13,473,264.60 and 2,592,637.20 is: 3,888,955.80
Step by Step Solution
- Step 1: Write the proportion equation
8,982,176.40 : 13,473,264.60 = 2,592,637.20 : x - Step 2: Convert to fraction form
8,982,176.40/13,473,264.60 = 2,592,637.20/x - Step 3: Cross multiply
8,982,176.40x = 13,473,264.60 × 2,592,637.20 - Step 4: Simplify right side
8,982,176.40x = 34,931,287,007,403.12 - Step 5: Solve for x
x = 34,931,287,007,403.12/8,982,176.40 - Step 6: Final answer
x = 3,888,955.80
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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.