Finding the Fourth Proportional to 47,492,533.62, 65,539,717.65 and 26,865,540.18
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Solution
The fourth proportional to 47,492,533.62, 65,539,717.65 and 26,865,540.18 is: 37,074,457.47
Step by Step Solution
- Step 1: Write the proportion equation
47,492,533.62 : 65,539,717.65 = 26,865,540.18 : x - Step 2: Convert to fraction form
47,492,533.62/65,539,717.65 = 26,865,540.18/x - Step 3: Cross multiply
47,492,533.62x = 65,539,717.65 × 26,865,540.18 - Step 4: Simplify right side
47,492,533.62x = 1,760,759,917,911,930 - Step 5: Solve for x
x = 1,760,759,917,911,930/47,492,533.62 - Step 6: Final answer
x = 37,074,457.47
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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.