Finding the Fourth Proportional to 11,648,829.60, 17,473,244.40 and 3,130,027.20
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Solution
The fourth proportional to 11,648,829.60, 17,473,244.40 and 3,130,027.20 is: 4,695,040.80
Step by Step Solution
- Step 1: Write the proportion equation
11,648,829.60 : 17,473,244.40 = 3,130,027.20 : x - Step 2: Convert to fraction form
11,648,829.60/17,473,244.40 = 3,130,027.20/x - Step 3: Cross multiply
11,648,829.60x = 17,473,244.40 × 3,130,027.20 - Step 4: Simplify right side
11,648,829.60x = 54,691,730,244,247.68 - Step 5: Solve for x
x = 54,691,730,244,247.68/11,648,829.60 - Step 6: Final answer
x = 4,695,040.80
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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.