Finding the Fourth Proportional to 26,416,276.56, 39,624,423.48 and 17,438,729.04
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Solution
The fourth proportional to 26,416,276.56, 39,624,423.48 and 17,438,729.04 is: 26,158,099.26
Step by Step Solution
- Step 1: Write the proportion equation
26,416,276.56 : 39,624,423.48 = 17,438,729.04 : x - Step 2: Convert to fraction form
26,416,276.56/39,624,423.48 = 17,438,729.04/x - Step 3: Cross multiply
26,416,276.56x = 39,624,423.48 × 17,438,729.04 - Step 4: Simplify right side
26,416,276.56x = 690,999,584,433,933.75 - Step 5: Solve for x
x = 690,999,584,433,933.75/26,416,276.56 - Step 6: Final answer
x = 26,158,099.26
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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.