Finding the Fourth Proportional to 26,937,580.60, 40,431,740.10 and 14,167,250.20
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Solution
The fourth proportional to 26,937,580.60, 40,431,740.10 and 14,167,250.20 is: 21,264,217.69
Step by Step Solution
- Step 1: Write the proportion equation
26,937,580.60 : 40,431,740.10 = 14,167,250.20 : x - Step 2: Convert to fraction form
26,937,580.60/40,431,740.10 = 14,167,250.20/x - Step 3: Cross multiply
26,937,580.60x = 40,431,740.10 × 14,167,250.20 - Step 4: Simplify right side
26,937,580.60x = 572,806,578,018,073 - Step 5: Solve for x
x = 572,806,578,018,073/26,937,580.60 - Step 6: Final answer
x = 21,264,217.69
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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.