Finding the Fourth Proportional to 19,119,588.06, 26,384,699.31 and 10,417,832.18
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Solution
The fourth proportional to 19,119,588.06, 26,384,699.31 and 10,417,832.18 is: 14,376,427.39
Step by Step Solution
- Step 1: Write the proportion equation
19,119,588.06 : 26,384,699.31 = 10,417,832.18 : x - Step 2: Convert to fraction form
19,119,588.06/26,384,699.31 = 10,417,832.18/x - Step 3: Cross multiply
19,119,588.06x = 26,384,699.31 × 10,417,832.18 - Step 4: Simplify right side
19,119,588.06x = 274,871,369,399,418.31 - Step 5: Solve for x
x = 274,871,369,399,418.31/19,119,588.06 - Step 6: Final answer
x = 14,376,427.39
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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.