Finding the Fourth Proportional to 45,728,770.56, 63,105,454.08 and 25,102,567.68
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Solution
The fourth proportional to 45,728,770.56, 63,105,454.08 and 25,102,567.68 is: 34,641,406.55
Step by Step Solution
- Step 1: Write the proportion equation
45,728,770.56 : 63,105,454.08 = 25,102,567.68 : x - Step 2: Convert to fraction form
45,728,770.56/63,105,454.08 = 25,102,567.68/x - Step 3: Cross multiply
45,728,770.56x = 63,105,454.08 × 25,102,567.68 - Step 4: Simplify right side
45,728,770.56x = 1,584,108,932,020,332 - Step 5: Solve for x
x = 1,584,108,932,020,332/45,728,770.56 - Step 6: Final answer
x = 34,641,406.55
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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.