Finding the Fourth Proportional to 126,071,305.79, 189,112,754.24 and 38,626,560.23
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Solution
The fourth proportional to 126,071,305.79, 189,112,754.24 and 38,626,560.23 is: 57,941,616.02
Step by Step Solution
- Step 1: Write the proportion equation
126,071,305.79 : 189,112,754.24 = 38,626,560.23 : x - Step 2: Convert to fraction form
126,071,305.79/189,112,754.24 = 38,626,560.23/x - Step 3: Cross multiply
126,071,305.79x = 189,112,754.24 × 38,626,560.23 - Step 4: Simplify right side
126,071,305.79x = 7,304,775,191,719,415 - Step 5: Solve for x
x = 7,304,775,191,719,415/126,071,305.79 - Step 6: Final answer
x = 57,941,616.02
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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.