Finding the Fourth Proportional to 6,478,365.56, 9,723,437.44 and 3,448,266.12
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Solution
The fourth proportional to 6,478,365.56, 9,723,437.44 and 3,448,266.12 is: 5,175,533.80
Step by Step Solution
- Step 1: Write the proportion equation
6,478,365.56 : 9,723,437.44 = 3,448,266.12 : x - Step 2: Convert to fraction form
6,478,365.56/9,723,437.44 = 3,448,266.12/x - Step 3: Cross multiply
6,478,365.56x = 9,723,437.44 × 3,448,266.12 - Step 4: Simplify right side
6,478,365.56x = 33,528,999,885,670.87 - Step 5: Solve for x
x = 33,528,999,885,670.87/6,478,365.56 - Step 6: Final answer
x = 5,175,533.80
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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.