Finding the Fourth Proportional to 26,296,519.19, 39,444,779.12 and 7,127,276.24
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Solution
The fourth proportional to 26,296,519.19, 39,444,779.12 and 7,127,276.24 is: 10,690,914.45
Step by Step Solution
- Step 1: Write the proportion equation
26,296,519.19 : 39,444,779.12 = 7,127,276.24 : x - Step 2: Convert to fraction form
26,296,519.19/39,444,779.12 = 7,127,276.24/x - Step 3: Cross multiply
26,296,519.19x = 39,444,779.12 × 7,127,276.24 - Step 4: Simplify right side
26,296,519.19x = 281,133,836,996,131.19 - Step 5: Solve for x
x = 281,133,836,996,131.19/26,296,519.19 - Step 6: Final answer
x = 10,690,914.45
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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.