Finding the Fourth Proportional to 15,582,317.10, 23,346,903.60 and 13,297,120.80
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Solution
The fourth proportional to 15,582,317.10, 23,346,903.60 and 13,297,120.80 is: 19,923,006.03
Step by Step Solution
- Step 1: Write the proportion equation
15,582,317.10 : 23,346,903.60 = 13,297,120.80 : x - Step 2: Convert to fraction form
15,582,317.10/23,346,903.60 = 13,297,120.80/x - Step 3: Cross multiply
15,582,317.10x = 23,346,903.60 × 13,297,120.80 - Step 4: Simplify right side
15,582,317.10x = 310,446,597,475,154.94 - Step 5: Solve for x
x = 310,446,597,475,154.94/15,582,317.10 - Step 6: Final answer
x = 19,923,006.03
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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.