Finding the Fourth Proportional to 47,989,650.87, 66,224,080.58 and 27,369,740.07
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Solution
The fourth proportional to 47,989,650.87, 66,224,080.58 and 27,369,740.07 is: 37,769,307.32
Step by Step Solution
- Step 1: Write the proportion equation
47,989,650.87 : 66,224,080.58 = 27,369,740.07 : x - Step 2: Convert to fraction form
47,989,650.87/66,224,080.58 = 27,369,740.07/x - Step 3: Cross multiply
47,989,650.87x = 66,224,080.58 × 27,369,740.07 - Step 4: Simplify right side
47,989,650.87x = 1,812,535,871,712,486.25 - Step 5: Solve for x
x = 1,812,535,871,712,486.25/47,989,650.87 - Step 6: Final answer
x = 37,769,307.32
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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.