Finding the Fourth Proportional to 64,982,644.42, 97,473,214.86 and 15,798,776.80
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Solution
The fourth proportional to 64,982,644.42, 97,473,214.86 and 15,798,776.80 is: 23,697,982.43
Step by Step Solution
- Step 1: Write the proportion equation
64,982,644.42 : 97,473,214.86 = 15,798,776.80 : x - Step 2: Convert to fraction form
64,982,644.42/97,473,214.86 = 15,798,776.80/x - Step 3: Cross multiply
64,982,644.42x = 97,473,214.86 × 15,798,776.80 - Step 4: Simplify right side
64,982,644.42x = 1,539,957,565,551,583.25 - Step 5: Solve for x
x = 1,539,957,565,551,583.25/64,982,644.42 - Step 6: Final answer
x = 23,697,982.43
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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.