Finding the Fourth Proportional to 21,708,119.84, 32,555,266.05 and 7,131,655.84
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Solution
The fourth proportional to 21,708,119.84, 32,555,266.05 and 7,131,655.84 is: 10,695,212.43
Step by Step Solution
- Step 1: Write the proportion equation
21,708,119.84 : 32,555,266.05 = 7,131,655.84 : x - Step 2: Convert to fraction form
21,708,119.84/32,555,266.05 = 7,131,655.84/x - Step 3: Cross multiply
21,708,119.84x = 32,555,266.05 × 7,131,655.84 - Step 4: Simplify right side
21,708,119.84x = 232,172,953,248,236.22 - Step 5: Solve for x
x = 232,172,953,248,236.22/21,708,119.84 - Step 6: Final answer
x = 10,695,212.43
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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.