Finding the Fourth Proportional to 26,081,729.45, 39,127,103.58 and 8,810,056.12
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Solution
The fourth proportional to 26,081,729.45, 39,127,103.58 and 8,810,056.12 is: 13,216,607.39
Step by Step Solution
- Step 1: Write the proportion equation
26,081,729.45 : 39,127,103.58 = 8,810,056.12 : x - Step 2: Convert to fraction form
26,081,729.45/39,127,103.58 = 8,810,056.12/x - Step 3: Cross multiply
26,081,729.45x = 39,127,103.58 × 8,810,056.12 - Step 4: Simplify right side
26,081,729.45x = 344,711,978,157,217.38 - Step 5: Solve for x
x = 344,711,978,157,217.38/26,081,729.45 - Step 6: Final answer
x = 13,216,607.39
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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.