Finding the Fourth Proportional to 5,199,072.21, 7,174,094.51 and 2,994,652.00
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Solution
The fourth proportional to 5,199,072.21, 7,174,094.51 and 2,994,652.00 is: 4,132,259.67
Step by Step Solution
- Step 1: Write the proportion equation
5,199,072.21 : 7,174,094.51 = 2,994,652.00 : x - Step 2: Convert to fraction form
5,199,072.21/7,174,094.51 = 2,994,652.00/x - Step 3: Cross multiply
5,199,072.21x = 7,174,094.51 × 2,994,652.00 - Step 4: Simplify right side
5,199,072.21x = 21,483,916,457,869.36 - Step 5: Solve for x
x = 21,483,916,457,869.36/5,199,072.21 - Step 6: Final answer
x = 4,132,259.67
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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.