Finding the Fourth Proportional to 39,088,243.17, 53,941,839.03 and 21,684,588.84
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Solution
The fourth proportional to 39,088,243.17, 53,941,839.03 and 21,684,588.84 is: 29,924,767.80
Step by Step Solution
- Step 1: Write the proportion equation
39,088,243.17 : 53,941,839.03 = 21,684,588.84 : x - Step 2: Convert to fraction form
39,088,243.17/53,941,839.03 = 21,684,588.84/x - Step 3: Cross multiply
39,088,243.17x = 53,941,839.03 × 21,684,588.84 - Step 4: Simplify right side
39,088,243.17x = 1,169,706,600,639,014.50 - Step 5: Solve for x
x = 1,169,706,600,639,014.50/39,088,243.17 - Step 6: Final answer
x = 29,924,767.80
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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.