Finding the Fourth Proportional to 7,763,323.59, 10,713,430.49 and 4,502,074.68
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Solution
The fourth proportional to 7,763,323.59, 10,713,430.49 and 4,502,074.68 is: 6,212,888.53
Step by Step Solution
- Step 1: Write the proportion equation
7,763,323.59 : 10,713,430.49 = 4,502,074.68 : x - Step 2: Convert to fraction form
7,763,323.59/10,713,430.49 = 4,502,074.68/x - Step 3: Cross multiply
7,763,323.59x = 10,713,430.49 × 4,502,074.68 - Step 4: Simplify right side
7,763,323.59x = 48,232,664,122,458.62 - Step 5: Solve for x
x = 48,232,664,122,458.62/7,763,323.59 - Step 6: Final answer
x = 6,212,888.53
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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.