Finding the Fourth Proportional to 9,763,175.58, 13,470,397.11 and 5,632,879.74
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Solution
The fourth proportional to 9,763,175.58, 13,470,397.11 and 5,632,879.74 is: 7,771,767.12
Step by Step Solution
- Step 1: Write the proportion equation
9,763,175.58 : 13,470,397.11 = 5,632,879.74 : x - Step 2: Convert to fraction form
9,763,175.58/13,470,397.11 = 5,632,879.74/x - Step 3: Cross multiply
9,763,175.58x = 13,470,397.11 × 5,632,879.74 - Step 4: Simplify right side
9,763,175.58x = 75,877,126,970,673.55 - Step 5: Solve for x
x = 75,877,126,970,673.55/9,763,175.58 - Step 6: Final answer
x = 7,771,767.12
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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.