Finding the Fourth Proportional to 46,722,848.21, 64,478,830.61 and 25,816,227.99
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Solution
The fourth proportional to 46,722,848.21, 64,478,830.61 and 25,816,227.99 is: 35,627,112.97
Step by Step Solution
- Step 1: Write the proportion equation
46,722,848.21 : 64,478,830.61 = 25,816,227.99 : x - Step 2: Convert to fraction form
46,722,848.21/64,478,830.61 = 25,816,227.99/x - Step 3: Cross multiply
46,722,848.21x = 64,478,830.61 × 25,816,227.99 - Step 4: Simplify right side
46,722,848.21x = 1,664,600,191,604,662 - Step 5: Solve for x
x = 1,664,600,191,604,662/46,722,848.21 - Step 6: Final answer
x = 35,627,112.97
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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.