Finding the Fourth Proportional to 11,768,027.60, 17,652,041.40 and 4,579,893.20
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Solution
The fourth proportional to 11,768,027.60, 17,652,041.40 and 4,579,893.20 is: 6,869,839.80
Step by Step Solution
- Step 1: Write the proportion equation
11,768,027.60 : 17,652,041.40 = 4,579,893.20 : x - Step 2: Convert to fraction form
11,768,027.60/17,652,041.40 = 4,579,893.20/x - Step 3: Cross multiply
11,768,027.60x = 17,652,041.40 × 4,579,893.20 - Step 4: Simplify right side
11,768,027.60x = 80,844,464,373,978.47 - Step 5: Solve for x
x = 80,844,464,373,978.47/11,768,027.60 - Step 6: Final answer
x = 6,869,839.80
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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.