Finding the Fourth Proportional to 6,768,997.24, 10,153,530.90 and 2,281,312.12
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Solution
The fourth proportional to 6,768,997.24, 10,153,530.90 and 2,281,312.12 is: 3,421,979.99
Step by Step Solution
- Step 1: Write the proportion equation
6,768,997.24 : 10,153,530.90 = 2,281,312.12 : x - Step 2: Convert to fraction form
6,768,997.24/10,153,530.90 = 2,281,312.12/x - Step 3: Cross multiply
6,768,997.24x = 10,153,530.90 × 2,281,312.12 - Step 4: Simplify right side
6,768,997.24x = 23,163,373,102,964.51 - Step 5: Solve for x
x = 23,163,373,102,964.51/6,768,997.24 - Step 6: Final answer
x = 3,421,979.99
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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.