Finding the Fourth Proportional to 9,573,655.06, 13,209,837.05 and 5,706,536.05
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Solution
The fourth proportional to 9,573,655.06, 13,209,837.05 and 5,706,536.05 is: 7,873,942.70
Step by Step Solution
- Step 1: Write the proportion equation
9,573,655.06 : 13,209,837.05 = 5,706,536.05 : x - Step 2: Convert to fraction form
9,573,655.06/13,209,837.05 = 5,706,536.05/x - Step 3: Cross multiply
9,573,655.06x = 13,209,837.05 × 5,706,536.05 - Step 4: Simplify right side
9,573,655.06x = 75,382,411,321,692.41 - Step 5: Solve for x
x = 75,382,411,321,692.41/9,573,655.06 - Step 6: Final answer
x = 7,873,942.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.