Finding the Fourth Proportional to 43,928,130.36, 65,893,582.26 and 15,175,903.80
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Solution
The fourth proportional to 43,928,130.36, 65,893,582.26 and 15,175,903.80 is: 22,764,334.77
Step by Step Solution
- Step 1: Write the proportion equation
43,928,130.36 : 65,893,582.26 = 15,175,903.80 : x - Step 2: Convert to fraction form
43,928,130.36/65,893,582.26 = 15,175,903.80/x - Step 3: Cross multiply
43,928,130.36x = 65,893,582.26 × 15,175,903.80 - Step 4: Simplify right side
43,928,130.36x = 999,994,665,415,146.62 - Step 5: Solve for x
x = 999,994,665,415,146.62/43,928,130.36 - Step 6: Final answer
x = 22,764,334.77
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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.