Finding the Fourth Proportional to 14,283,946.65, 19,713,062.06 and 8,090,095.19
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Solution
The fourth proportional to 14,283,946.65, 19,713,062.06 and 8,090,095.19 is: 11,165,019.91
Step by Step Solution
- Step 1: Write the proportion equation
14,283,946.65 : 19,713,062.06 = 8,090,095.19 : x - Step 2: Convert to fraction form
14,283,946.65/19,713,062.06 = 8,090,095.19/x - Step 3: Cross multiply
14,283,946.65x = 19,713,062.06 × 8,090,095.19 - Step 4: Simplify right side
14,283,946.65x = 159,480,548,632,185.97 - Step 5: Solve for x
x = 159,480,548,632,185.97/14,283,946.65 - Step 6: Final answer
x = 11,165,019.91
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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.