Finding the Fourth Proportional to 23,075,859.84, 31,841,924.80 and 12,761,182.08
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Solution
The fourth proportional to 23,075,859.84, 31,841,924.80 and 12,761,182.08 is: 17,608,903.98
Step by Step Solution
- Step 1: Write the proportion equation
23,075,859.84 : 31,841,924.80 = 12,761,182.08 : x - Step 2: Convert to fraction form
23,075,859.84/31,841,924.80 = 12,761,182.08/x - Step 3: Cross multiply
23,075,859.84x = 31,841,924.80 × 12,761,182.08 - Step 4: Simplify right side
23,075,859.84x = 406,340,600,150,467.62 - Step 5: Solve for x
x = 406,340,600,150,467.62/23,075,859.84 - Step 6: Final answer
x = 17,608,903.98
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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.