Finding the Fourth Proportional to 35,334,828.60, 48,761,770.14 and 19,864,982.04
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Solution
The fourth proportional to 35,334,828.60, 48,761,770.14 and 19,864,982.04 is: 27,413,510.31
Step by Step Solution
- Step 1: Write the proportion equation
35,334,828.60 : 48,761,770.14 = 19,864,982.04 : x - Step 2: Convert to fraction form
35,334,828.60/48,761,770.14 = 19,864,982.04/x - Step 3: Cross multiply
35,334,828.60x = 48,761,770.14 × 19,864,982.04 - Step 4: Simplify right side
35,334,828.60x = 968,651,688,069,708.25 - Step 5: Solve for x
x = 968,651,688,069,708.25/35,334,828.60 - Step 6: Final answer
x = 27,413,510.31
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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.