Finding the Fourth Proportional to 19,937,113.48, 27,513,241.09 and 10,769,756.23
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Solution
The fourth proportional to 19,937,113.48, 27,513,241.09 and 10,769,756.23 is: 14,862,276.83
Step by Step Solution
- Step 1: Write the proportion equation
19,937,113.48 : 27,513,241.09 = 10,769,756.23 : x - Step 2: Convert to fraction form
19,937,113.48/27,513,241.09 = 10,769,756.23/x - Step 3: Cross multiply
19,937,113.48x = 27,513,241.09 × 10,769,756.23 - Step 4: Simplify right side
19,937,113.48x = 296,310,899,704,566.50 - Step 5: Solve for x
x = 296,310,899,704,566.50/19,937,113.48 - Step 6: Final answer
x = 14,862,276.83
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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.