Finding the Fourth Proportional to 19,903,887, 27,470,003.04 and 11,203,748.28
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Solution
The fourth proportional to 19,903,887, 27,470,003.04 and 11,203,748.28 is: 15,462,658.09
Step by Step Solution
- Step 1: Write the proportion equation
19,903,887 : 27,470,003.04 = 11,203,748.28 : x - Step 2: Convert to fraction form
19,903,887/27,470,003.04 = 11,203,748.28/x - Step 3: Cross multiply
19,903,887x = 27,470,003.04 × 11,203,748.28 - Step 4: Simplify right side
19,903,887x = 307,766,999,310,994.75 - Step 5: Solve for x
x = 307,766,999,310,994.75/19,903,887 - Step 6: Final answer
x = 15,462,658.09
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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.