Finding the Fourth Proportional to 25,313,509.26, 34,932,643.98 and 13,711,072.74
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Solution
The fourth proportional to 25,313,509.26, 34,932,643.98 and 13,711,072.74 is: 18,921,281.03
Step by Step Solution
- Step 1: Write the proportion equation
25,313,509.26 : 34,932,643.98 = 13,711,072.74 : x - Step 2: Convert to fraction form
25,313,509.26/34,932,643.98 = 13,711,072.74/x - Step 3: Cross multiply
25,313,509.26x = 34,932,643.98 × 13,711,072.74 - Step 4: Simplify right side
25,313,509.26x = 478,964,022,610,303.06 - Step 5: Solve for x
x = 478,964,022,610,303.06/25,313,509.26 - Step 6: Final answer
x = 18,921,281.03
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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.