Finding the Fourth Proportional to 71,244,708.24, 98,309,402.96 and 39,884,474.46
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Solution
The fourth proportional to 71,244,708.24, 98,309,402.96 and 39,884,474.46 is: 55,035,931.34
Step by Step Solution
- Step 1: Write the proportion equation
71,244,708.24 : 98,309,402.96 = 39,884,474.46 : x - Step 2: Convert to fraction form
71,244,708.24/98,309,402.96 = 39,884,474.46/x - Step 3: Cross multiply
71,244,708.24x = 98,309,402.96 × 39,884,474.46 - Step 4: Simplify right side
71,244,708.24x = 3,921,018,871,336,546 - Step 5: Solve for x
x = 3,921,018,871,336,546/71,244,708.24 - Step 6: Final answer
x = 55,035,931.34
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.