Finding the Fourth Proportional to 48,301,853.28, 66,657,110.40 and 27,674,885.76
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Solution
The fourth proportional to 48,301,853.28, 66,657,110.40 and 27,674,885.76 is: 38,191,659.12
Step by Step Solution
- Step 1: Write the proportion equation
48,301,853.28 : 66,657,110.40 = 27,674,885.76 : x - Step 2: Convert to fraction form
48,301,853.28/66,657,110.40 = 27,674,885.76/x - Step 3: Cross multiply
48,301,853.28x = 66,657,110.40 × 27,674,885.76 - Step 4: Simplify right side
48,301,853.28x = 1,844,727,915,411,708 - Step 5: Solve for x
x = 1,844,727,915,411,708/48,301,853.28 - Step 6: Final answer
x = 38,191,659.12
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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.