Finding the Fourth Proportional to 23,354,308.62, 32,228,817.58 and 12,901,044.06
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Solution
The fourth proportional to 23,354,308.62, 32,228,817.58 and 12,901,044.06 is: 17,803,369.92
Step by Step Solution
- Step 1: Write the proportion equation
23,354,308.62 : 32,228,817.58 = 12,901,044.06 : x - Step 2: Convert to fraction form
23,354,308.62/32,228,817.58 = 12,901,044.06/x - Step 3: Cross multiply
23,354,308.62x = 32,228,817.58 × 12,901,044.06 - Step 4: Simplify right side
23,354,308.62x = 415,785,395,601,282.56 - Step 5: Solve for x
x = 415,785,395,601,282.56/23,354,308.62 - Step 6: Final answer
x = 17,803,369.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.