Finding the Fourth Proportional to 65,913,615.60, 98,982,397.80 and 48,893,506.80
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Solution
The fourth proportional to 65,913,615.60, 98,982,397.80 and 48,893,506.80 is: 73,423,320.75
Step by Step Solution
- Step 1: Write the proportion equation
65,913,615.60 : 98,982,397.80 = 48,893,506.80 : x - Step 2: Convert to fraction form
65,913,615.60/98,982,397.80 = 48,893,506.80/x - Step 3: Cross multiply
65,913,615.60x = 98,982,397.80 × 48,893,506.80 - Step 4: Simplify right side
65,913,615.60x = 4,839,596,539,914,605 - Step 5: Solve for x
x = 4,839,596,539,914,605/65,913,615.60 - Step 6: Final answer
x = 73,423,320.75
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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.