Finding the Fourth Proportional to 12,530,726.48, 18,796,106.14 and 3,432,904.00
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Solution
The fourth proportional to 12,530,726.48, 18,796,106.14 and 3,432,904.00 is: 5,149,360.49
Step by Step Solution
- Step 1: Write the proportion equation
12,530,726.48 : 18,796,106.14 = 3,432,904.00 : x - Step 2: Convert to fraction form
12,530,726.48/18,796,106.14 = 3,432,904.00/x - Step 3: Cross multiply
12,530,726.48x = 18,796,106.14 × 3,432,904.00 - Step 4: Simplify right side
12,530,726.48x = 64,525,227,896,858.03 - Step 5: Solve for x
x = 64,525,227,896,858.03/12,530,726.48 - Step 6: Final answer
x = 5,149,360.49
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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.