Finding the Fourth Proportional to 45,846,346.80, 68,754,930.16 and 15,135,207.93
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Solution
The fourth proportional to 45,846,346.80, 68,754,930.16 and 15,135,207.93 is: 22,697,995.30
Step by Step Solution
- Step 1: Write the proportion equation
45,846,346.80 : 68,754,930.16 = 15,135,207.93 : x - Step 2: Convert to fraction form
45,846,346.80/68,754,930.16 = 15,135,207.93/x - Step 3: Cross multiply
45,846,346.80x = 68,754,930.16 × 15,135,207.93 - Step 4: Simplify right side
45,846,346.80x = 1,040,620,164,108,552.12 - Step 5: Solve for x
x = 1,040,620,164,108,552.12/45,846,346.80 - Step 6: Final answer
x = 22,697,995.30
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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.