Finding the Fourth Proportional to 19,126,296.12, 26,394,308.80 and 10,424,475.84
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Solution
The fourth proportional to 19,126,296.12, 26,394,308.80 and 10,424,475.84 is: 14,385,787.64
Step by Step Solution
- Step 1: Write the proportion equation
19,126,296.12 : 26,394,308.80 = 10,424,475.84 : x - Step 2: Convert to fraction form
19,126,296.12/26,394,308.80 = 10,424,475.84/x - Step 3: Cross multiply
19,126,296.12x = 26,394,308.80 × 10,424,475.84 - Step 4: Simplify right side
19,126,296.12x = 275,146,834,399,099.41 - Step 5: Solve for x
x = 275,146,834,399,099.41/19,126,296.12 - Step 6: Final answer
x = 14,385,787.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.