Finding the Fourth Proportional to 39,088,247.17, 53,941,844.55 and 21,684,592.84
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Solution
The fourth proportional to 39,088,247.17, 53,941,844.55 and 21,684,592.84 is: 29,924,773.32
Step by Step Solution
- Step 1: Write the proportion equation
39,088,247.17 : 53,941,844.55 = 21,684,592.84 : x - Step 2: Convert to fraction form
39,088,247.17/53,941,844.55 = 21,684,592.84/x - Step 3: Cross multiply
39,088,247.17x = 53,941,844.55 × 21,684,592.84 - Step 4: Simplify right side
39,088,247.17x = 1,169,706,936,105,323 - Step 5: Solve for x
x = 1,169,706,936,105,323/39,088,247.17 - Step 6: Final answer
x = 29,924,773.32
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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.