Finding the Fourth Proportional to 26,273,036.98, 39,420,908.91 and 14,128,305.46
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Solution
The fourth proportional to 26,273,036.98, 39,420,908.91 and 14,128,305.46 is: 21,198,563.49
Step by Step Solution
- Step 1: Write the proportion equation
26,273,036.98 : 39,420,908.91 = 14,128,305.46 : x - Step 2: Convert to fraction form
26,273,036.98/39,420,908.91 = 14,128,305.46/x - Step 3: Cross multiply
26,273,036.98x = 39,420,908.91 × 14,128,305.46 - Step 4: Simplify right side
26,273,036.98x = 556,950,642,591,315.62 - Step 5: Solve for x
x = 556,950,642,591,315.62/26,273,036.98 - Step 6: Final answer
x = 21,198,563.49
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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.