Finding the Fourth Proportional to 39,497,449.98, 54,484,531.83 and 22,975,715.82
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Solution
The fourth proportional to 39,497,449.98, 54,484,531.83 and 22,975,715.82 is: 31,693,719.99
Step by Step Solution
- Step 1: Write the proportion equation
39,497,449.98 : 54,484,531.83 = 22,975,715.82 : x - Step 2: Convert to fraction form
39,497,449.98/54,484,531.83 = 22,975,715.82/x - Step 3: Cross multiply
39,497,449.98x = 54,484,531.83 × 22,975,715.82 - Step 4: Simplify right side
39,497,449.98x = 1,251,821,119,911,824.50 - Step 5: Solve for x
x = 1,251,821,119,911,824.50/39,497,449.98 - Step 6: Final answer
x = 31,693,719.99
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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.