Finding the Fourth Proportional to 17,644,663.30, 26,432,002.95 and 15,540,477.70
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Solution
The fourth proportional to 17,644,663.30, 26,432,002.95 and 15,540,477.70 is: 23,279,897.46
Step by Step Solution
- Step 1: Write the proportion equation
17,644,663.30 : 26,432,002.95 = 15,540,477.70 : x - Step 2: Convert to fraction form
17,644,663.30/26,432,002.95 = 15,540,477.70/x - Step 3: Cross multiply
17,644,663.30x = 26,432,002.95 × 15,540,477.70 - Step 4: Simplify right side
17,644,663.30x = 410,765,952,410,809.19 - Step 5: Solve for x
x = 410,765,952,410,809.19/17,644,663.30 - Step 6: Final answer
x = 23,279,897.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.