Finding the Fourth Proportional to 19,356,964.41, 29,055,623.94 and 8,581,832.31
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Solution
The fourth proportional to 19,356,964.41, 29,055,623.94 and 8,581,832.31 is: 12,881,694.00
Step by Step Solution
- Step 1: Write the proportion equation
19,356,964.41 : 29,055,623.94 = 8,581,832.31 : x - Step 2: Convert to fraction form
19,356,964.41/29,055,623.94 = 8,581,832.31/x - Step 3: Cross multiply
19,356,964.41x = 29,055,623.94 × 8,581,832.31 - Step 4: Simplify right side
19,356,964.41x = 249,350,492,315,501.53 - Step 5: Solve for x
x = 249,350,492,315,501.53/19,356,964.41 - Step 6: Final answer
x = 12,881,694.00
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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.