Finding the Fourth Proportional to 65,913,627.60, 98,982,415.80 and 48,893,518.80
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Solution
The fourth proportional to 65,913,627.60, 98,982,415.80 and 48,893,518.80 is: 73,423,338.75
Step by Step Solution
- Step 1: Write the proportion equation
65,913,627.60 : 98,982,415.80 = 48,893,518.80 : x - Step 2: Convert to fraction form
65,913,627.60/98,982,415.80 = 48,893,518.80/x - Step 3: Cross multiply
65,913,627.60x = 98,982,415.80 × 48,893,518.80 - Step 4: Simplify right side
65,913,627.60x = 4,839,598,607,786,717 - Step 5: Solve for x
x = 4,839,598,607,786,717/65,913,627.60 - Step 6: Final answer
x = 73,423,338.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.