Finding the Fourth Proportional to 43,312,755, 59,765,908.14 and 25,902,740.28
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Solution
The fourth proportional to 43,312,755, 59,765,908.14 and 25,902,740.28 is: 35,742,376.49
Step by Step Solution
- Step 1: Write the proportion equation
43,312,755 : 59,765,908.14 = 25,902,740.28 : x - Step 2: Convert to fraction form
43,312,755/59,765,908.14 = 25,902,740.28/x - Step 3: Cross multiply
43,312,755x = 59,765,908.14 × 25,902,740.28 - Step 4: Simplify right side
43,312,755x = 1,548,100,796,148,758 - Step 5: Solve for x
x = 1,548,100,796,148,758/43,312,755 - Step 6: Final answer
x = 35,742,376.49
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1.5x scale
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.