Finding the Fourth Proportional to 27,155,161.80, 40,779,981.90 and 14,400,577.80
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Solution
The fourth proportional to 27,155,161.80, 40,779,981.90 and 14,400,577.80 is: 21,625,917.99
Step by Step Solution
- Step 1: Write the proportion equation
27,155,161.80 : 40,779,981.90 = 14,400,577.80 : x - Step 2: Convert to fraction form
27,155,161.80/40,779,981.90 = 14,400,577.80/x - Step 3: Cross multiply
27,155,161.80x = 40,779,981.90 × 14,400,577.80 - Step 4: Simplify right side
27,155,161.80x = 587,255,302,033,541.88 - Step 5: Solve for x
x = 587,255,302,033,541.88/27,155,161.80 - Step 6: Final answer
x = 21,625,917.99
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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.