Finding the Fourth Proportional to 26,817,057.90, 40,225,955.40 and 7,647,816.60
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Solution
The fourth proportional to 26,817,057.90, 40,225,955.40 and 7,647,816.60 is: 11,471,830.00
Step by Step Solution
- Step 1: Write the proportion equation
26,817,057.90 : 40,225,955.40 = 7,647,816.60 : x - Step 2: Convert to fraction form
26,817,057.90/40,225,955.40 = 7,647,816.60/x - Step 3: Cross multiply
26,817,057.90x = 40,225,955.40 × 7,647,816.60 - Step 4: Simplify right side
26,817,057.90x = 307,640,729,458,979.62 - Step 5: Solve for x
x = 307,640,729,458,979.62/26,817,057.90 - Step 6: Final answer
x = 11,471,830.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.