Finding the Fourth Proportional to 45,831,826.99, 63,414,470.51 and 39,963,697.69
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Solution
The fourth proportional to 45,831,826.99, 63,414,470.51 and 39,963,697.69 is: 55,295,127.75
Step by Step Solution
- Step 1: Write the proportion equation
45,831,826.99 : 63,414,470.51 = 39,963,697.69 : x - Step 2: Convert to fraction form
45,831,826.99/63,414,470.51 = 39,963,697.69/x - Step 3: Cross multiply
45,831,826.99x = 63,414,470.51 × 39,963,697.69 - Step 4: Simplify right side
45,831,826.99x = 2,534,276,728,633,060 - Step 5: Solve for x
x = 2,534,276,728,633,060/45,831,826.99 - Step 6: Final answer
x = 55,295,127.75
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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.