Finding the Fourth Proportional to 19,937,083.20, 27,513,199.36 and 10,769,725.95
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Solution
The fourth proportional to 19,937,083.20, 27,513,199.36 and 10,769,725.95 is: 14,862,235.07
Step by Step Solution
- Step 1: Write the proportion equation
19,937,083.20 : 27,513,199.36 = 10,769,725.95 : x - Step 2: Convert to fraction form
19,937,083.20/27,513,199.36 = 10,769,725.95/x - Step 3: Cross multiply
19,937,083.20x = 27,513,199.36 × 10,769,725.95 - Step 4: Simplify right side
19,937,083.20x = 296,309,617,114,915.38 - Step 5: Solve for x
x = 296,309,617,114,915.38/19,937,083.20 - Step 6: Final answer
x = 14,862,235.07
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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.