Finding the Fourth Proportional to 19,999,622.93, 27,601,719.50 and 11,298,356.04
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Solution
The fourth proportional to 19,999,622.93, 27,601,719.50 and 11,298,356.04 is: 15,592,996.70
Step by Step Solution
- Step 1: Write the proportion equation
19,999,622.93 : 27,601,719.50 = 11,298,356.04 : x - Step 2: Convert to fraction form
19,999,622.93/27,601,719.50 = 11,298,356.04/x - Step 3: Cross multiply
19,999,622.93x = 27,601,719.50 × 11,298,356.04 - Step 4: Simplify right side
19,999,622.93x = 311,854,054,218,671.94 - Step 5: Solve for x
x = 311,854,054,218,671.94/19,999,622.93 - Step 6: Final answer
x = 15,592,996.70
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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.