Finding the Fourth Proportional to 22,587,325.08, 31,170,970.02 and 12,274,712.48
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Solution
The fourth proportional to 22,587,325.08, 31,170,970.02 and 12,274,712.48 is: 16,939,353.96
Step by Step Solution
- Step 1: Write the proportion equation
22,587,325.08 : 31,170,970.02 = 12,274,712.48 : x - Step 2: Convert to fraction form
22,587,325.08/31,170,970.02 = 12,274,712.48/x - Step 3: Cross multiply
22,587,325.08x = 31,170,970.02 × 12,274,712.48 - Step 4: Simplify right side
22,587,325.08x = 382,614,694,666,820.75 - Step 5: Solve for x
x = 382,614,694,666,820.75/22,587,325.08 - Step 6: Final answer
x = 16,939,353.96
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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.