Finding the Fourth Proportional to 46,987,943.46, 70,551,103.41 and 26,278,955.19
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Solution
The fourth proportional to 46,987,943.46, 70,551,103.41 and 26,278,955.19 is: 39,457,127.69
Step by Step Solution
- Step 1: Write the proportion equation
46,987,943.46 : 70,551,103.41 = 26,278,955.19 : x - Step 2: Convert to fraction form
46,987,943.46/70,551,103.41 = 26,278,955.19/x - Step 3: Cross multiply
46,987,943.46x = 70,551,103.41 × 26,278,955.19 - Step 4: Simplify right side
46,987,943.46x = 1,854,009,285,116,446.25 - Step 5: Solve for x
x = 1,854,009,285,116,446.25/46,987,943.46 - Step 6: Final answer
x = 39,457,127.69
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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.