Finding the Fourth Proportional to 13,174,122.24, 19,783,798.56 and 8,086,428
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Solution
The fourth proportional to 13,174,122.24, 19,783,798.56 and 8,086,428 is: 12,143,523.47
Step by Step Solution
- Step 1: Write the proportion equation
13,174,122.24 : 19,783,798.56 = 8,086,428 : x - Step 2: Convert to fraction form
13,174,122.24/19,783,798.56 = 8,086,428/x - Step 3: Cross multiply
13,174,122.24x = 19,783,798.56 × 8,086,428 - Step 4: Simplify right side
13,174,122.24x = 159,980,262,621,943.66 - Step 5: Solve for x
x = 159,980,262,621,943.66/13,174,122.24 - Step 6: Final answer
x = 12,143,523.47
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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.