Finding the Fourth Proportional to 14,228,053.13, 19,637,373.29 and 8,116,481.63
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Solution
The fourth proportional to 14,228,053.13, 19,637,373.29 and 8,116,481.63 is: 11,202,262.04
Step by Step Solution
- Step 1: Write the proportion equation
14,228,053.13 : 19,637,373.29 = 8,116,481.63 : x - Step 2: Convert to fraction form
14,228,053.13/19,637,373.29 = 8,116,481.63/x - Step 3: Cross multiply
14,228,053.13x = 19,637,373.29 × 8,116,481.63 - Step 4: Simplify right side
14,228,053.13x = 159,386,379,430,968.38 - Step 5: Solve for x
x = 159,386,379,430,968.38/14,228,053.13 - Step 6: Final answer
x = 11,202,262.04
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1.5x scale
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.