Finding the Fourth Proportional to 51,201,259.41, 76,801,963.04 and 20,909,122.41
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Solution
The fourth proportional to 51,201,259.41, 76,801,963.04 and 20,909,122.41 is: 31,363,713.80
Step by Step Solution
- Step 1: Write the proportion equation
51,201,259.41 : 76,801,963.04 = 20,909,122.41 : x - Step 2: Convert to fraction form
51,201,259.41/76,801,963.04 = 20,909,122.41/x - Step 3: Cross multiply
51,201,259.41x = 76,801,963.04 × 20,909,122.41 - Step 4: Simplify right side
51,201,259.41x = 1,605,861,646,427,110 - Step 5: Solve for x
x = 1,605,861,646,427,110/51,201,259.41 - Step 6: Final answer
x = 31,363,713.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.