Finding the Fourth Proportional to 6,697,462.68, 10,045,248.12 and 2,147,920.28
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Solution
The fourth proportional to 6,697,462.68, 10,045,248.12 and 2,147,920.28 is: 3,221,577.06
Step by Step Solution
- Step 1: Write the proportion equation
6,697,462.68 : 10,045,248.12 = 2,147,920.28 : x - Step 2: Convert to fraction form
6,697,462.68/10,045,248.12 = 2,147,920.28/x - Step 3: Cross multiply
6,697,462.68x = 10,045,248.12 × 2,147,920.28 - Step 4: Simplify right side
6,697,462.68x = 21,576,392,154,579.87 - Step 5: Solve for x
x = 21,576,392,154,579.87/6,697,462.68 - Step 6: Final answer
x = 3,221,577.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.