Finding the Fourth Proportional to 13,292,284.80, 19,936,655.42 and 3,706,860.63
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Solution
The fourth proportional to 13,292,284.80, 19,936,655.42 and 3,706,860.63 is: 5,559,796.84
Step by Step Solution
- Step 1: Write the proportion equation
13,292,284.80 : 19,936,655.42 = 3,706,860.63 : x - Step 2: Convert to fraction form
13,292,284.80/19,936,655.42 = 3,706,860.63/x - Step 3: Cross multiply
13,292,284.80x = 19,936,655.42 × 3,706,860.63 - Step 4: Simplify right side
13,292,284.80x = 73,902,403,014,358.58 - Step 5: Solve for x
x = 73,902,403,014,358.58/13,292,284.80 - Step 6: Final answer
x = 5,559,796.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.