Finding the Fourth Proportional to 35,503,301.80, 53,254,952.70 and 18,461,760.40
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Solution
The fourth proportional to 35,503,301.80, 53,254,952.70 and 18,461,760.40 is: 27,692,640.60
Step by Step Solution
- Step 1: Write the proportion equation
35,503,301.80 : 53,254,952.70 = 18,461,760.40 : x - Step 2: Convert to fraction form
35,503,301.80/53,254,952.70 = 18,461,760.40/x - Step 3: Cross multiply
35,503,301.80x = 53,254,952.70 × 18,461,760.40 - Step 4: Simplify right side
35,503,301.80x = 983,180,176,860,733 - Step 5: Solve for x
x = 983,180,176,860,733/35,503,301.80 - Step 6: Final answer
x = 27,692,640.60
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1.5x scale
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.