Finding the Fourth Proportional to 47,422,897.08, 65,443,585.14 and 25,692,865.08
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Solution
The fourth proportional to 47,422,897.08, 65,443,585.14 and 25,692,865.08 is: 35,456,146.86
Step by Step Solution
- Step 1: Write the proportion equation
47,422,897.08 : 65,443,585.14 = 25,692,865.08 : x - Step 2: Convert to fraction form
47,422,897.08/65,443,585.14 = 25,692,865.08/x - Step 3: Cross multiply
47,422,897.08x = 65,443,585.14 × 25,692,865.08 - Step 4: Simplify right side
47,422,897.08x = 1,681,433,203,353,512.75 - Step 5: Solve for x
x = 1,681,433,203,353,512.75/47,422,897.08 - Step 6: Final answer
x = 35,456,146.86
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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.