Finding the Fourth Proportional to 58,440,121.20, 87,660,181.80 and 26,527,417.20
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Solution
The fourth proportional to 58,440,121.20, 87,660,181.80 and 26,527,417.20 is: 39,791,125.80
Step by Step Solution
- Step 1: Write the proportion equation
58,440,121.20 : 87,660,181.80 = 26,527,417.20 : x - Step 2: Convert to fraction form
58,440,121.20/87,660,181.80 = 26,527,417.20/x - Step 3: Cross multiply
58,440,121.20x = 87,660,181.80 × 26,527,417.20 - Step 4: Simplify right side
58,440,121.20x = 2,325,398,214,436,447 - Step 5: Solve for x
x = 2,325,398,214,436,447/58,440,121.20 - Step 6: Final answer
x = 39,791,125.80
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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.