Finding the Fourth Proportional to 43,309,278.62, 64,967,911.29 and 14,163,268.80
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Solution
The fourth proportional to 43,309,278.62, 64,967,911.29 and 14,163,268.80 is: 21,246,209.13
Step by Step Solution
- Step 1: Write the proportion equation
43,309,278.62 : 64,967,911.29 = 14,163,268.80 : x - Step 2: Convert to fraction form
43,309,278.62/64,967,911.29 = 14,163,268.80/x - Step 3: Cross multiply
43,309,278.62x = 64,967,911.29 × 14,163,268.80 - Step 4: Simplify right side
43,309,278.62x = 920,157,990,974,824.75 - Step 5: Solve for x
x = 920,157,990,974,824.75/43,309,278.62 - Step 6: Final answer
x = 21,246,209.13
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.