Finding the Fourth Proportional to 17,209,628.67, 23,748,385.98 and 9,473,159.91
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Solution
The fourth proportional to 17,209,628.67, 23,748,385.98 and 9,473,159.91 is: 13,072,464.39
Step by Step Solution
- Step 1: Write the proportion equation
17,209,628.67 : 23,748,385.98 = 9,473,159.91 : x - Step 2: Convert to fraction form
17,209,628.67/23,748,385.98 = 9,473,159.91/x - Step 3: Cross multiply
17,209,628.67x = 23,748,385.98 × 9,473,159.91 - Step 4: Simplify right side
17,209,628.67x = 224,972,257,992,942.06 - Step 5: Solve for x
x = 224,972,257,992,942.06/17,209,628.67 - Step 6: Final answer
x = 13,072,464.39
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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.