Finding the Fourth Proportional to 7,645,258.64, 10,546,068.84 and 4,778,714
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Solution
The fourth proportional to 7,645,258.64, 10,546,068.84 and 4,778,714 is: 6,591,882.52
Step by Step Solution
- Step 1: Write the proportion equation
7,645,258.64 : 10,546,068.84 = 4,778,714 : x - Step 2: Convert to fraction form
7,645,258.64/10,546,068.84 = 4,778,714/x - Step 3: Cross multiply
7,645,258.64x = 10,546,068.84 × 4,778,714 - Step 4: Simplify right side
7,645,258.64x = 50,396,646,810,671.76 - Step 5: Solve for x
x = 50,396,646,810,671.76/7,645,258.64 - Step 6: Final answer
x = 6,591,882.52
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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.