Finding the Fourth Proportional to 28,079,267.64, 42,121,471.86 and 7,884,373.56
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Solution
The fourth proportional to 28,079,267.64, 42,121,471.86 and 7,884,373.56 is: 11,827,282.08
Step by Step Solution
- Step 1: Write the proportion equation
28,079,267.64 : 42,121,471.86 = 7,884,373.56 : x - Step 2: Convert to fraction form
28,079,267.64/42,121,471.86 = 7,884,373.56/x - Step 3: Cross multiply
28,079,267.64x = 42,121,471.86 × 7,884,373.56 - Step 4: Simplify right side
28,079,267.64x = 332,101,419,041,268 - Step 5: Solve for x
x = 332,101,419,041,268/28,079,267.64 - Step 6: Final answer
x = 11,827,282.08
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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.