Finding the Fourth Proportional to 15,309,029.70, 22,963,544.55 and 11,529,893.70
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Solution
The fourth proportional to 15,309,029.70, 22,963,544.55 and 11,529,893.70 is: 17,294,840.55
Step by Step Solution
- Step 1: Write the proportion equation
15,309,029.70 : 22,963,544.55 = 11,529,893.70 : x - Step 2: Convert to fraction form
15,309,029.70/22,963,544.55 = 11,529,893.70/x - Step 3: Cross multiply
15,309,029.70x = 22,963,544.55 × 11,529,893.70 - Step 4: Simplify right side
15,309,029.70x = 264,767,227,636,714.31 - Step 5: Solve for x
x = 264,767,227,636,714.31/15,309,029.70 - Step 6: Final answer
x = 17,294,840.55
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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.