Finding the Fourth Proportional to 6,487,040.99, 8,952,303.44 and 3,586,619.11
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Solution
The fourth proportional to 6,487,040.99, 8,952,303.44 and 3,586,619.11 is: 4,949,637.68
Step by Step Solution
- Step 1: Write the proportion equation
6,487,040.99 : 8,952,303.44 = 3,586,619.11 : x - Step 2: Convert to fraction form
6,487,040.99/8,952,303.44 = 3,586,619.11/x - Step 3: Cross multiply
6,487,040.99x = 8,952,303.44 × 3,586,619.11 - Step 4: Simplify right side
6,487,040.99x = 32,108,502,533,728.13 - Step 5: Solve for x
x = 32,108,502,533,728.13/6,487,040.99 - Step 6: Final answer
x = 4,949,637.68
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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.