Finding the Fourth Proportional to 22,767,511.36, 34,153,658.72 and 7,415,997.28
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Solution
The fourth proportional to 22,767,511.36, 34,153,658.72 and 7,415,997.28 is: 11,124,774.96
Step by Step Solution
- Step 1: Write the proportion equation
22,767,511.36 : 34,153,658.72 = 7,415,997.28 : x - Step 2: Convert to fraction form
22,767,511.36/34,153,658.72 = 7,415,997.28/x - Step 3: Cross multiply
22,767,511.36x = 34,153,658.72 × 7,415,997.28 - Step 4: Simplify right side
22,767,511.36x = 253,283,440,169,568.28 - Step 5: Solve for x
x = 253,283,440,169,568.28/22,767,511.36 - Step 6: Final answer
x = 11,124,774.96
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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.