Finding the Fourth Proportional to 25,304,247.92, 34,919,909.49 and 14,140,740.75
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Solution
The fourth proportional to 25,304,247.92, 34,919,909.49 and 14,140,740.75 is: 19,514,248.70
Step by Step Solution
- Step 1: Write the proportion equation
25,304,247.92 : 34,919,909.49 = 14,140,740.75 : x - Step 2: Convert to fraction form
25,304,247.92/34,919,909.49 = 14,140,740.75/x - Step 3: Cross multiply
25,304,247.92x = 34,919,909.49 × 14,140,740.75 - Step 4: Simplify right side
25,304,247.92x = 493,793,387,033,632.81 - Step 5: Solve for x
x = 493,793,387,033,632.81/25,304,247.92 - Step 6: Final answer
x = 19,514,248.70
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1.5x scale
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.