Finding the Fourth Proportional to 51,201,271.13, 76,801,980.60 and 20,909,134.13
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Solution
The fourth proportional to 51,201,271.13, 76,801,980.60 and 20,909,134.13 is: 31,363,731.38
Step by Step Solution
- Step 1: Write the proportion equation
51,201,271.13 : 76,801,980.60 = 20,909,134.13 : x - Step 2: Convert to fraction form
51,201,271.13/76,801,980.60 = 20,909,134.13/x - Step 3: Cross multiply
51,201,271.13x = 76,801,980.60 × 20,909,134.13 - Step 4: Simplify right side
51,201,271.13x = 1,605,862,913,815,057.75 - Step 5: Solve for x
x = 1,605,862,913,815,057.75/51,201,271.13 - Step 6: Final answer
x = 31,363,731.38
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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.