Finding the Fourth Proportional to 5,012,313.88, 6,916,999.98 and 2,720,474.68
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Solution
The fourth proportional to 5,012,313.88, 6,916,999.98 and 2,720,474.68 is: 3,754,258.76
Step by Step Solution
- Step 1: Write the proportion equation
5,012,313.88 : 6,916,999.98 = 2,720,474.68 : x - Step 2: Convert to fraction form
5,012,313.88/6,916,999.98 = 2,720,474.68/x - Step 3: Cross multiply
5,012,313.88x = 6,916,999.98 × 2,720,474.68 - Step 4: Simplify right side
5,012,313.88x = 18,817,523,307,150.51 - Step 5: Solve for x
x = 18,817,523,307,150.51/5,012,313.88 - Step 6: Final answer
x = 3,754,258.76
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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.