Finding the Fourth Proportional to 26,293,445.80, 39,440,168.70 and 8,344,364.20
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Solution
The fourth proportional to 26,293,445.80, 39,440,168.70 and 8,344,364.20 is: 12,516,546.30
Step by Step Solution
- Step 1: Write the proportion equation
26,293,445.80 : 39,440,168.70 = 8,344,364.20 : x - Step 2: Convert to fraction form
26,293,445.80/39,440,168.70 = 8,344,364.20/x - Step 3: Cross multiply
26,293,445.80x = 39,440,168.70 × 8,344,364.20 - Step 4: Simplify right side
26,293,445.80x = 329,103,131,742,240.56 - Step 5: Solve for x
x = 329,103,131,742,240.56/26,293,445.80 - Step 6: Final answer
x = 12,516,546.30
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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.