Finding the Fourth Proportional to 22,995,624.33, 31,725,947.70 and 14,740,238.79
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Solution
The fourth proportional to 22,995,624.33, 31,725,947.70 and 14,740,238.79 is: 20,336,392.62
Step by Step Solution
- Step 1: Write the proportion equation
22,995,624.33 : 31,725,947.70 = 14,740,238.79 : x - Step 2: Convert to fraction form
22,995,624.33/31,725,947.70 = 14,740,238.79/x - Step 3: Cross multiply
22,995,624.33x = 31,725,947.70 × 14,740,238.79 - Step 4: Simplify right side
22,995,624.33x = 467,648,044,937,051.25 - Step 5: Solve for x
x = 467,648,044,937,051.25/22,995,624.33 - Step 6: Final answer
x = 20,336,392.62
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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.