Finding the Fourth Proportional to 48,515,700.87, 66,949,909.29 and 26,488,794.56
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Solution
The fourth proportional to 48,515,700.87, 66,949,909.29 and 26,488,794.56 is: 36,553,576.69
Step by Step Solution
- Step 1: Write the proportion equation
48,515,700.87 : 66,949,909.29 = 26,488,794.56 : x - Step 2: Convert to fraction form
48,515,700.87/66,949,909.29 = 26,488,794.56/x - Step 3: Cross multiply
48,515,700.87x = 66,949,909.29 × 26,488,794.56 - Step 4: Simplify right side
48,515,700.87x = 1,773,422,392,658,695.75 - Step 5: Solve for x
x = 1,773,422,392,658,695.75/48,515,700.87 - Step 6: Final answer
x = 36,553,576.69
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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.