Finding the Fourth Proportional to 8,129,231.24, 11,219,262.90 and 4,692,394.76
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Solution
The fourth proportional to 8,129,231.24, 11,219,262.90 and 4,692,394.76 is: 6,476,038.00
Step by Step Solution
- Step 1: Write the proportion equation
8,129,231.24 : 11,219,262.90 = 4,692,394.76 : x - Step 2: Convert to fraction form
8,129,231.24/11,219,262.90 = 4,692,394.76/x - Step 3: Cross multiply
8,129,231.24x = 11,219,262.90 × 4,692,394.76 - Step 4: Simplify right side
8,129,231.24x = 52,645,210,443,022.41 - Step 5: Solve for x
x = 52,645,210,443,022.41/8,129,231.24 - Step 6: Final answer
x = 6,476,038.00
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1.5x scale
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.