Finding the Fourth Proportional to 19,254,370.68, 28,890,897.75 and 8,470,270.26
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Solution
The fourth proportional to 19,254,370.68, 28,890,897.75 and 8,470,270.26 is: 12,709,514.95
Step by Step Solution
- Step 1: Write the proportion equation
19,254,370.68 : 28,890,897.75 = 8,470,270.26 : x - Step 2: Convert to fraction form
19,254,370.68/28,890,897.75 = 8,470,270.26/x - Step 3: Cross multiply
19,254,370.68x = 28,890,897.75 × 8,470,270.26 - Step 4: Simplify right side
19,254,370.68x = 244,713,711,996,525.91 - Step 5: Solve for x
x = 244,713,711,996,525.91/19,254,370.68 - Step 6: Final answer
x = 12,709,514.95
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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.