Finding the Fourth Proportional to 21,352,396.23, 32,021,970.17 and 7,703,769.06
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Solution
The fourth proportional to 21,352,396.23, 32,021,970.17 and 7,703,769.06 is: 11,553,263.64
Step by Step Solution
- Step 1: Write the proportion equation
21,352,396.23 : 32,021,970.17 = 7,703,769.06 : x - Step 2: Convert to fraction form
21,352,396.23/32,021,970.17 = 7,703,769.06/x - Step 3: Cross multiply
21,352,396.23x = 32,021,970.17 × 7,703,769.06 - Step 4: Simplify right side
21,352,396.23x = 246,689,862,997,370.06 - Step 5: Solve for x
x = 246,689,862,997,370.06/21,352,396.23 - Step 6: Final answer
x = 11,553,263.64
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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.