Finding the Fourth Proportional to 9,637,781.22, 13,300,014.08 and 5,507,764.99
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Solution
The fourth proportional to 9,637,781.22, 13,300,014.08 and 5,507,764.99 is: 7,600,644.82
Step by Step Solution
- Step 1: Write the proportion equation
9,637,781.22 : 13,300,014.08 = 5,507,764.99 : x - Step 2: Convert to fraction form
9,637,781.22/13,300,014.08 = 5,507,764.99/x - Step 3: Cross multiply
9,637,781.22x = 13,300,014.08 × 5,507,764.99 - Step 4: Simplify right side
9,637,781.22x = 73,253,351,896,850.44 - Step 5: Solve for x
x = 73,253,351,896,850.44/9,637,781.22 - Step 6: Final answer
x = 7,600,644.82
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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.