Finding the Fourth Proportional to 48,034,346.88, 72,055,949.66 and 15,686,418.95
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Solution
The fourth proportional to 48,034,346.88, 72,055,949.66 and 15,686,418.95 is: 23,531,074.90
Step by Step Solution
- Step 1: Write the proportion equation
48,034,346.88 : 72,055,949.66 = 15,686,418.95 : x - Step 2: Convert to fraction form
48,034,346.88/72,055,949.66 = 15,686,418.95/x - Step 3: Cross multiply
48,034,346.88x = 72,055,949.66 × 15,686,418.95 - Step 4: Simplify right side
48,034,346.88x = 1,130,299,814,206,870 - Step 5: Solve for x
x = 1,130,299,814,206,870/48,034,346.88 - Step 6: Final answer
x = 23,531,074.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.