Finding the Fourth Proportional to 18,403,325.01, 27,605,053.13 and 5,623,776.41
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Solution
The fourth proportional to 18,403,325.01, 27,605,053.13 and 5,623,776.41 is: 8,435,684.66
Step by Step Solution
- Step 1: Write the proportion equation
18,403,325.01 : 27,605,053.13 = 5,623,776.41 : x - Step 2: Convert to fraction form
18,403,325.01/27,605,053.13 = 5,623,776.41/x - Step 3: Cross multiply
18,403,325.01x = 27,605,053.13 × 5,623,776.41 - Step 4: Simplify right side
18,403,325.01x = 155,244,646,423,146.53 - Step 5: Solve for x
x = 155,244,646,423,146.53/18,403,325.01 - Step 6: Final answer
x = 8,435,684.66
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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.