Finding the Fourth Proportional to 26,931,106.79, 40,402,334.43 and 8,733,883.04
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Solution
The fourth proportional to 26,931,106.79, 40,402,334.43 and 8,733,883.04 is: 13,102,664.75
Step by Step Solution
- Step 1: Write the proportion equation
26,931,106.79 : 40,402,334.43 = 8,733,883.04 : x - Step 2: Convert to fraction form
26,931,106.79/40,402,334.43 = 8,733,883.04/x - Step 3: Cross multiply
26,931,106.79x = 40,402,334.43 × 8,733,883.04 - Step 4: Simplify right side
26,931,106.79x = 352,869,263,543,236.75 - Step 5: Solve for x
x = 352,869,263,543,236.75/26,931,106.79 - Step 6: Final answer
x = 13,102,664.75
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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.