Finding the Fourth Proportional to 16,642,009.80, 24,921,024.30 and 13,282,777.80
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Solution
The fourth proportional to 16,642,009.80, 24,921,024.30 and 13,282,777.80 is: 19,890,652.17
Step by Step Solution
- Step 1: Write the proportion equation
16,642,009.80 : 24,921,024.30 = 13,282,777.80 : x - Step 2: Convert to fraction form
16,642,009.80/24,921,024.30 = 13,282,777.80/x - Step 3: Cross multiply
16,642,009.80x = 24,921,024.30 × 13,282,777.80 - Step 4: Simplify right side
16,642,009.80x = 331,020,428,325,300.56 - Step 5: Solve for x
x = 331,020,428,325,300.56/16,642,009.80 - Step 6: Final answer
x = 19,890,652.17
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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.