Finding the Fourth Proportional to 66,559,800.13, 91,852,985.68 and 37,192,370.47
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Solution
The fourth proportional to 66,559,800.13, 91,852,985.68 and 37,192,370.47 is: 51,325,729.12
Step by Step Solution
- Step 1: Write the proportion equation
66,559,800.13 : 91,852,985.68 = 37,192,370.47 : x - Step 2: Convert to fraction form
66,559,800.13/91,852,985.68 = 37,192,370.47/x - Step 3: Cross multiply
66,559,800.13x = 91,852,985.68 × 37,192,370.47 - Step 4: Simplify right side
66,559,800.13x = 3,416,230,271,863,551.50 - Step 5: Solve for x
x = 3,416,230,271,863,551.50/66,559,800.13 - Step 6: Final answer
x = 51,325,729.12
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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.