Finding the Fourth Proportional to 11,301,887.18, 15,596,496.01 and 6,145,250.62
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Solution
The fourth proportional to 11,301,887.18, 15,596,496.01 and 6,145,250.62 is: 8,480,386.97
Step by Step Solution
- Step 1: Write the proportion equation
11,301,887.18 : 15,596,496.01 = 6,145,250.62 : x - Step 2: Convert to fraction form
11,301,887.18/15,596,496.01 = 6,145,250.62/x - Step 3: Cross multiply
11,301,887.18x = 15,596,496.01 × 6,145,250.62 - Step 4: Simplify right side
11,301,887.18x = 95,844,376,775,280.03 - Step 5: Solve for x
x = 95,844,376,775,280.03/11,301,887.18 - Step 6: Final answer
x = 8,480,386.97
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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.