Finding the Fourth Proportional to 26,510,491.44, 39,765,337.56 and 11,927,112.12
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Solution
The fourth proportional to 26,510,491.44, 39,765,337.56 and 11,927,112.12 is: 17,890,488.40
Step by Step Solution
- Step 1: Write the proportion equation
26,510,491.44 : 39,765,337.56 = 11,927,112.12 : x - Step 2: Convert to fraction form
26,510,491.44/39,765,337.56 = 11,927,112.12/x - Step 3: Cross multiply
26,510,491.44x = 39,765,337.56 × 11,927,112.12 - Step 4: Simplify right side
26,510,491.44x = 474,285,639,567,767.25 - Step 5: Solve for x
x = 474,285,639,567,767.25/26,510,491.44 - Step 6: Final answer
x = 17,890,488.40
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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.